Home / 46,385.54-69,581.19-13,108.15

Finding the Fourth Proportional to 46,385.54, 69,581.19 and 13,108.15

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Solution

The fourth proportional to 46,385.54, 69,581.19 and 13,108.15 is: 19,663.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,385.54 : 69,581.19 = 13,108.15 : x
  2. Step 2: Convert to fraction form
    46,385.54/69,581.19 = 13,108.15/x
  3. Step 3: Cross multiply
    46,385.54x = 69,581.19 × 13,108.15
  4. Step 4: Simplify right side
    46,385.54x = 912,080,675.70
  5. Step 5: Solve for x
    x = 912,080,675.70/46,385.54
  6. Step 6: Final answer
    x = 19,663.04

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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.