Home / 56,711.61-78,265.44-32,845.77

Finding the Fourth Proportional to 56,711.61, 78,265.44 and 32,845.77

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Solution

The fourth proportional to 56,711.61, 78,265.44 and 32,845.77 is: 45,329.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,711.61 : 78,265.44 = 32,845.77 : x
  2. Step 2: Convert to fraction form
    56,711.61/78,265.44 = 32,845.77/x
  3. Step 3: Cross multiply
    56,711.61x = 78,265.44 × 32,845.77
  4. Step 4: Simplify right side
    56,711.61x = 2,570,688,641.19
  5. Step 5: Solve for x
    x = 2,570,688,641.19/56,711.61
  6. Step 6: Final answer
    x = 45,329.14

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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.