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Finding the Fourth Proportional to 57,510.76, 86,232.86 and 26,329.32

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Solution

The fourth proportional to 57,510.76, 86,232.86 and 26,329.32 is: 39,478.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,510.76 : 86,232.86 = 26,329.32 : x
  2. Step 2: Convert to fraction form
    57,510.76/86,232.86 = 26,329.32/x
  3. Step 3: Cross multiply
    57,510.76x = 86,232.86 × 26,329.32
  4. Step 4: Simplify right side
    57,510.76x = 2,270,452,565.46
  5. Step 5: Solve for x
    x = 2,270,452,565.46/57,510.76
  6. Step 6: Final answer
    x = 39,478.74

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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.