Home / 22,569.90-31,114.01-15,834.66

Finding the Fourth Proportional to 22,569.90, 31,114.01 and 15,834.66

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Solution

The fourth proportional to 22,569.90, 31,114.01 and 15,834.66 is: 21,829.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569.90 : 31,114.01 = 15,834.66 : x
  2. Step 2: Convert to fraction form
    22,569.90/31,114.01 = 15,834.66/x
  3. Step 3: Cross multiply
    22,569.90x = 31,114.01 × 15,834.66
  4. Step 4: Simplify right side
    22,569.90x = 492,679,690.41
  5. Step 5: Solve for x
    x = 492,679,690.41/22,569.90
  6. Step 6: Final answer
    x = 21,829.06

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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.