Home / 12,400.22-18,595.77-5,002.70

Finding the Fourth Proportional to 12,400.22, 18,595.77 and 5,002.70

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Solution

The fourth proportional to 12,400.22, 18,595.77 and 5,002.70 is: 7,502.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,400.22 : 18,595.77 = 5,002.70 : x
  2. Step 2: Convert to fraction form
    12,400.22/18,595.77 = 5,002.70/x
  3. Step 3: Cross multiply
    12,400.22x = 18,595.77 × 5,002.70
  4. Step 4: Simplify right side
    12,400.22x = 93,029,058.58
  5. Step 5: Solve for x
    x = 93,029,058.58/12,400.22
  6. Step 6: Final answer
    x = 7,502.21

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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.