Home / 49,501.04-68,305.19-28,281.66

Finding the Fourth Proportional to 49,501.04, 68,305.19 and 28,281.66

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Solution

The fourth proportional to 49,501.04, 68,305.19 and 28,281.66 is: 39,025.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,501.04 : 68,305.19 = 28,281.66 : x
  2. Step 2: Convert to fraction form
    49,501.04/68,305.19 = 28,281.66/x
  3. Step 3: Cross multiply
    49,501.04x = 68,305.19 × 28,281.66
  4. Step 4: Simplify right side
    49,501.04x = 1,931,784,018.41
  5. Step 5: Solve for x
    x = 1,931,784,018.41/49,501.04
  6. Step 6: Final answer
    x = 39,025.12

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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.