Home / 48,239.17-66,570.26-28,109.86

Finding the Fourth Proportional to 48,239.17, 66,570.26 and 28,109.86

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Solution

The fourth proportional to 48,239.17, 66,570.26 and 28,109.86 is: 38,791.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,239.17 : 66,570.26 = 28,109.86 : x
  2. Step 2: Convert to fraction form
    48,239.17/66,570.26 = 28,109.86/x
  3. Step 3: Cross multiply
    48,239.17x = 66,570.26 × 28,109.86
  4. Step 4: Simplify right side
    48,239.17x = 1,871,280,688.76
  5. Step 5: Solve for x
    x = 1,871,280,688.76/48,239.17
  6. Step 6: Final answer
    x = 38,791.73

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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.