Home / 25,607.37-35,341.41-15,535.23

Finding the Fourth Proportional to 25,607.37, 35,341.41 and 15,535.23

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Solution

The fourth proportional to 25,607.37, 35,341.41 and 15,535.23 is: 21,440.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,607.37 : 35,341.41 = 15,535.23 : x
  2. Step 2: Convert to fraction form
    25,607.37/35,341.41 = 15,535.23/x
  3. Step 3: Cross multiply
    25,607.37x = 35,341.41 × 15,535.23
  4. Step 4: Simplify right side
    25,607.37x = 549,036,858.60
  5. Step 5: Solve for x
    x = 549,036,858.60/25,607.37
  6. Step 6: Final answer
    x = 21,440.58

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Double scale
Find fourth proportional to 25,608.37, 35,342.79 and 15,536.23
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.