Home / 28,823.74-39,770.70-17,499.16

Finding the Fourth Proportional to 28,823.74, 39,770.70 and 17,499.16

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Solution

The fourth proportional to 28,823.74, 39,770.70 and 17,499.16 is: 24,145.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,823.74 : 39,770.70 = 17,499.16 : x
  2. Step 2: Convert to fraction form
    28,823.74/39,770.70 = 17,499.16/x
  3. Step 3: Cross multiply
    28,823.74x = 39,770.70 × 17,499.16
  4. Step 4: Simplify right side
    28,823.74x = 695,953,842.61
  5. Step 5: Solve for x
    x = 695,953,842.61/28,823.74
  6. Step 6: Final answer
    x = 24,145.16

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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.