Home / 15,116.90-22,685.67-5,256.16

Finding the Fourth Proportional to 15,116.90, 22,685.67 and 5,256.16

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Solution

The fourth proportional to 15,116.90, 22,685.67 and 5,256.16 is: 7,887.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116.90 : 22,685.67 = 5,256.16 : x
  2. Step 2: Convert to fraction form
    15,116.90/22,685.67 = 5,256.16/x
  3. Step 3: Cross multiply
    15,116.90x = 22,685.67 × 5,256.16
  4. Step 4: Simplify right side
    15,116.90x = 119,239,454.51
  5. Step 5: Solve for x
    x = 119,239,454.51/15,116.90
  6. Step 6: Final answer
    x = 7,887.83

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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.