Home / 13,060.12-19,590.15-4,740.13

Finding the Fourth Proportional to 13,060.12, 19,590.15 and 4,740.13

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Solution

The fourth proportional to 13,060.12, 19,590.15 and 4,740.13 is: 7,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,060.12 : 19,590.15 = 4,740.13 : x
  2. Step 2: Convert to fraction form
    13,060.12/19,590.15 = 4,740.13/x
  3. Step 3: Cross multiply
    13,060.12x = 19,590.15 × 4,740.13
  4. Step 4: Simplify right side
    13,060.12x = 92,859,857.72
  5. Step 5: Solve for x
    x = 92,859,857.72/13,060.12
  6. Step 6: Final answer
    x = 7,110.18

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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.