Home / 42,701.77-58,953.04-28,381.02

Finding the Fourth Proportional to 42,701.77, 58,953.04 and 28,381.02

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Solution

The fourth proportional to 42,701.77, 58,953.04 and 28,381.02 is: 39,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,701.77 : 58,953.04 = 28,381.02 : x
  2. Step 2: Convert to fraction form
    42,701.77/58,953.04 = 28,381.02/x
  3. Step 3: Cross multiply
    42,701.77x = 58,953.04 × 28,381.02
  4. Step 4: Simplify right side
    42,701.77x = 1,673,147,336.35
  5. Step 5: Solve for x
    x = 1,673,147,336.35/42,701.77
  6. Step 6: Final answer
    x = 39,182.15

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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.