Home / 17,870.85-24,677.45-11,167.93

Finding the Fourth Proportional to 17,870.85, 24,677.45 and 11,167.93

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Solution

The fourth proportional to 17,870.85, 24,677.45 and 11,167.93 is: 15,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870.85 : 24,677.45 = 11,167.93 : x
  2. Step 2: Convert to fraction form
    17,870.85/24,677.45 = 11,167.93/x
  3. Step 3: Cross multiply
    17,870.85x = 24,677.45 × 11,167.93
  4. Step 4: Simplify right side
    17,870.85x = 275,596,034.18
  5. Step 5: Solve for x
    x = 275,596,034.18/17,870.85
  6. Step 6: Final answer
    x = 15,421.54

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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.