Home / 15,898.96-23,859.28-10,639.92

Finding the Fourth Proportional to 15,898.96, 23,859.28 and 10,639.92

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Solution

The fourth proportional to 15,898.96, 23,859.28 and 10,639.92 is: 15,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898.96 : 23,859.28 = 10,639.92 : x
  2. Step 2: Convert to fraction form
    15,898.96/23,859.28 = 10,639.92/x
  3. Step 3: Cross multiply
    15,898.96x = 23,859.28 × 10,639.92
  4. Step 4: Simplify right side
    15,898.96x = 253,860,830.46
  5. Step 5: Solve for x
    x = 253,860,830.46/15,898.96
  6. Step 6: Final answer
    x = 15,967.13

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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.