Home / 25,888.47-38,840.27-10,308.39

Finding the Fourth Proportional to 25,888.47, 38,840.27 and 10,308.39

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Solution

The fourth proportional to 25,888.47, 38,840.27 and 10,308.39 is: 15,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,888.47 : 38,840.27 = 10,308.39 : x
  2. Step 2: Convert to fraction form
    25,888.47/38,840.27 = 10,308.39/x
  3. Step 3: Cross multiply
    25,888.47x = 38,840.27 × 10,308.39
  4. Step 4: Simplify right side
    25,888.47x = 400,380,599.32
  5. Step 5: Solve for x
    x = 400,380,599.32/25,888.47
  6. Step 6: Final answer
    x = 15,465.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.