Home / 40,668.48-56,129.76-29,522.88

Finding the Fourth Proportional to 40,668.48, 56,129.76 and 29,522.88

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Solution

The fourth proportional to 40,668.48, 56,129.76 and 29,522.88 is: 40,746.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,668.48 : 56,129.76 = 29,522.88 : x
  2. Step 2: Convert to fraction form
    40,668.48/56,129.76 = 29,522.88/x
  3. Step 3: Cross multiply
    40,668.48x = 56,129.76 × 29,522.88
  4. Step 4: Simplify right side
    40,668.48x = 1,657,112,168.91
  5. Step 5: Solve for x
    x = 1,657,112,168.91/40,668.48
  6. Step 6: Final answer
    x = 40,746.84

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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.