Home / 35,502.66-48,988.26-21,158.10

Finding the Fourth Proportional to 35,502.66, 48,988.26 and 21,158.10

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Solution

The fourth proportional to 35,502.66, 48,988.26 and 21,158.10 is: 29,194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,502.66 : 48,988.26 = 21,158.10 : x
  2. Step 2: Convert to fraction form
    35,502.66/48,988.26 = 21,158.10/x
  3. Step 3: Cross multiply
    35,502.66x = 48,988.26 × 21,158.10
  4. Step 4: Simplify right side
    35,502.66x = 1,036,498,503.91
  5. Step 5: Solve for x
    x = 1,036,498,503.91/35,502.66
  6. Step 6: Final answer
    x = 29,194.95

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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.