Home / 56,025.90-77,314.71-30,532.47

Finding the Fourth Proportional to 56,025.90, 77,314.71 and 30,532.47

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Solution

The fourth proportional to 56,025.90, 77,314.71 and 30,532.47 is: 42,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,025.90 : 77,314.71 = 30,532.47 : x
  2. Step 2: Convert to fraction form
    56,025.90/77,314.71 = 30,532.47/x
  3. Step 3: Cross multiply
    56,025.90x = 77,314.71 × 30,532.47
  4. Step 4: Simplify right side
    56,025.90x = 2,360,609,063.63
  5. Step 5: Solve for x
    x = 2,360,609,063.63/56,025.90
  6. Step 6: Final answer
    x = 42,134.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.