Home / 48,661.04-67,152.28-28,513.91

Finding the Fourth Proportional to 48,661.04, 67,152.28 and 28,513.91

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Solution

The fourth proportional to 48,661.04, 67,152.28 and 28,513.91 is: 39,349.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,661.04 : 67,152.28 = 28,513.91 : x
  2. Step 2: Convert to fraction form
    48,661.04/67,152.28 = 28,513.91/x
  3. Step 3: Cross multiply
    48,661.04x = 67,152.28 × 28,513.91
  4. Step 4: Simplify right side
    48,661.04x = 1,914,774,068.21
  5. Step 5: Solve for x
    x = 1,914,774,068.21/48,661.04
  6. Step 6: Final answer
    x = 39,349.22

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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.