Home / 53,509.31-80,264.72-25,432.18

Finding the Fourth Proportional to 53,509.31, 80,264.72 and 25,432.18

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Solution

The fourth proportional to 53,509.31, 80,264.72 and 25,432.18 is: 38,148.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,509.31 : 80,264.72 = 25,432.18 : x
  2. Step 2: Convert to fraction form
    53,509.31/80,264.72 = 25,432.18/x
  3. Step 3: Cross multiply
    53,509.31x = 80,264.72 × 25,432.18
  4. Step 4: Simplify right side
    53,509.31x = 2,041,306,669.61
  5. Step 5: Solve for x
    x = 2,041,306,669.61/53,509.31
  6. Step 6: Final answer
    x = 38,148.63

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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.