Home / 63,320.27-87,382.67-34,639.32

Finding the Fourth Proportional to 63,320.27, 87,382.67 and 34,639.32

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Solution

The fourth proportional to 63,320.27, 87,382.67 and 34,639.32 is: 47,802.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,320.27 : 87,382.67 = 34,639.32 : x
  2. Step 2: Convert to fraction form
    63,320.27/87,382.67 = 34,639.32/x
  3. Step 3: Cross multiply
    63,320.27x = 87,382.67 × 34,639.32
  4. Step 4: Simplify right side
    63,320.27x = 3,026,875,685.78
  5. Step 5: Solve for x
    x = 3,026,875,685.78/63,320.27
  6. Step 6: Final answer
    x = 47,802.63

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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.