Home / 52,998.90-79,498.04-13,555.95

Finding the Fourth Proportional to 52,998.90, 79,498.04 and 13,555.95

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Solution

The fourth proportional to 52,998.90, 79,498.04 and 13,555.95 is: 20,333.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,998.90 : 79,498.04 = 13,555.95 : x
  2. Step 2: Convert to fraction form
    52,998.90/79,498.04 = 13,555.95/x
  3. Step 3: Cross multiply
    52,998.90x = 79,498.04 × 13,555.95
  4. Step 4: Simplify right side
    52,998.90x = 1,077,671,387.56
  5. Step 5: Solve for x
    x = 1,077,671,387.56/52,998.90
  6. Step 6: Final answer
    x = 20,333.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.