Home / 40,402.22-60,602.78-14,106.92

Finding the Fourth Proportional to 40,402.22, 60,602.78 and 14,106.92

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Solution

The fourth proportional to 40,402.22, 60,602.78 and 14,106.92 is: 21,160.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,402.22 : 60,602.78 = 14,106.92 : x
  2. Step 2: Convert to fraction form
    40,402.22/60,602.78 = 14,106.92/x
  3. Step 3: Cross multiply
    40,402.22x = 60,602.78 × 14,106.92
  4. Step 4: Simplify right side
    40,402.22x = 854,918,569.24
  5. Step 5: Solve for x
    x = 854,918,569.24/40,402.22
  6. Step 6: Final answer
    x = 21,160.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.