Home / 22,837.32-31,512.48-12,764.52

Finding the Fourth Proportional to 22,837.32, 31,512.48 and 12,764.52

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Solution

The fourth proportional to 22,837.32, 31,512.48 and 12,764.52 is: 17,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,837.32 : 31,512.48 = 12,764.52 : x
  2. Step 2: Convert to fraction form
    22,837.32/31,512.48 = 12,764.52/x
  3. Step 3: Cross multiply
    22,837.32x = 31,512.48 × 12,764.52
  4. Step 4: Simplify right side
    22,837.32x = 402,241,681.21
  5. Step 5: Solve for x
    x = 402,241,681.21/22,837.32
  6. Step 6: Final answer
    x = 17,613.35

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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.