Home / 22,575.16-31,154.06-12,503.58

Finding the Fourth Proportional to 22,575.16, 31,154.06 and 12,503.58

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Solution

The fourth proportional to 22,575.16, 31,154.06 and 12,503.58 is: 17,255.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,575.16 : 31,154.06 = 12,503.58 : x
  2. Step 2: Convert to fraction form
    22,575.16/31,154.06 = 12,503.58/x
  3. Step 3: Cross multiply
    22,575.16x = 31,154.06 × 12,503.58
  4. Step 4: Simplify right side
    22,575.16x = 389,537,312.79
  5. Step 5: Solve for x
    x = 389,537,312.79/22,575.16
  6. Step 6: Final answer
    x = 17,255.13

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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.