Home / 15,948.64-22,006.64-8,875.04

Finding the Fourth Proportional to 15,948.64, 22,006.64 and 8,875.04

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Solution

The fourth proportional to 15,948.64, 22,006.64 and 8,875.04 is: 12,246.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948.64 : 22,006.64 = 8,875.04 : x
  2. Step 2: Convert to fraction form
    15,948.64/22,006.64 = 8,875.04/x
  3. Step 3: Cross multiply
    15,948.64x = 22,006.64 × 8,875.04
  4. Step 4: Simplify right side
    15,948.64x = 195,309,810.27
  5. Step 5: Solve for x
    x = 195,309,810.27/15,948.64
  6. Step 6: Final answer
    x = 12,246.17

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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.