Home / 25,535.16-35,235.99-15,973.20

Finding the Fourth Proportional to 25,535.16, 35,235.99 and 15,973.20

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Solution

The fourth proportional to 25,535.16, 35,235.99 and 15,973.20 is: 22,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,535.16 : 35,235.99 = 15,973.20 : x
  2. Step 2: Convert to fraction form
    25,535.16/35,235.99 = 15,973.20/x
  3. Step 3: Cross multiply
    25,535.16x = 35,235.99 × 15,973.20
  4. Step 4: Simplify right side
    25,535.16x = 562,831,515.47
  5. Step 5: Solve for x
    x = 562,831,515.47/25,535.16
  6. Step 6: Final answer
    x = 22,041.43

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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.