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Finding the Fourth Proportional to 53,510.67, 80,266.80 and 25,433.59

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Solution

The fourth proportional to 53,510.67, 80,266.80 and 25,433.59 is: 38,150.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,510.67 : 80,266.80 = 25,433.59 : x
  2. Step 2: Convert to fraction form
    53,510.67/80,266.80 = 25,433.59/x
  3. Step 3: Cross multiply
    53,510.67x = 80,266.80 × 25,433.59
  4. Step 4: Simplify right side
    53,510.67x = 2,041,472,754.64
  5. Step 5: Solve for x
    x = 2,041,472,754.64/53,510.67
  6. Step 6: Final answer
    x = 38,150.76

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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.