Home / 10,125.19-15,196.84-10,087.53

Finding the Fourth Proportional to 10,125.19, 15,196.84 and 10,087.53

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Solution

The fourth proportional to 10,125.19, 15,196.84 and 10,087.53 is: 15,140.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.19 : 15,196.84 = 10,087.53 : x
  2. Step 2: Convert to fraction form
    10,125.19/15,196.84 = 10,087.53/x
  3. Step 3: Cross multiply
    10,125.19x = 15,196.84 × 10,087.53
  4. Step 4: Simplify right side
    10,125.19x = 153,298,497.20
  5. Step 5: Solve for x
    x = 153,298,497.20/10,125.19
  6. Step 6: Final answer
    x = 15,140.31

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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.