Home / 53,602.28-80,407.29-14,158.88

Finding the Fourth Proportional to 53,602.28, 80,407.29 and 14,158.88

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Solution

The fourth proportional to 53,602.28, 80,407.29 and 14,158.88 is: 21,239.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,602.28 : 80,407.29 = 14,158.88 : x
  2. Step 2: Convert to fraction form
    53,602.28/80,407.29 = 14,158.88/x
  3. Step 3: Cross multiply
    53,602.28x = 80,407.29 × 14,158.88
  4. Step 4: Simplify right side
    53,602.28x = 1,138,477,170.24
  5. Step 5: Solve for x
    x = 1,138,477,170.24/53,602.28
  6. Step 6: Final answer
    x = 21,239.34

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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.