Home / 53,359.29-80,053.65-15,920.62

Finding the Fourth Proportional to 53,359.29, 80,053.65 and 15,920.62

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Solution

The fourth proportional to 53,359.29, 80,053.65 and 15,920.62 is: 23,885.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,359.29 : 80,053.65 = 15,920.62 : x
  2. Step 2: Convert to fraction form
    53,359.29/80,053.65 = 15,920.62/x
  3. Step 3: Cross multiply
    53,359.29x = 80,053.65 × 15,920.62
  4. Step 4: Simplify right side
    53,359.29x = 1,274,503,541.13
  5. Step 5: Solve for x
    x = 1,274,503,541.13/53,359.29
  6. Step 6: Final answer
    x = 23,885.32

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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.