Home / 22,637.85-31,239.95-12,566.27

Finding the Fourth Proportional to 22,637.85, 31,239.95 and 12,566.27

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Solution

The fourth proportional to 22,637.85, 31,239.95 and 12,566.27 is: 17,341.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637.85 : 31,239.95 = 12,566.27 : x
  2. Step 2: Convert to fraction form
    22,637.85/31,239.95 = 12,566.27/x
  3. Step 3: Cross multiply
    22,637.85x = 31,239.95 × 12,566.27
  4. Step 4: Simplify right side
    22,637.85x = 392,569,427.46
  5. Step 5: Solve for x
    x = 392,569,427.46/22,637.85
  6. Step 6: Final answer
    x = 17,341.29

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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.