Home / 17,867.10-24,657.70-9,909.32

Finding the Fourth Proportional to 17,867.10, 24,657.70 and 9,909.32

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Solution

The fourth proportional to 17,867.10, 24,657.70 and 9,909.32 is: 13,675.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.10 : 24,657.70 = 9,909.32 : x
  2. Step 2: Convert to fraction form
    17,867.10/24,657.70 = 9,909.32/x
  3. Step 3: Cross multiply
    17,867.10x = 24,657.70 × 9,909.32
  4. Step 4: Simplify right side
    17,867.10x = 244,341,039.76
  5. Step 5: Solve for x
    x = 244,341,039.76/17,867.10
  6. Step 6: Final answer
    x = 13,675.47

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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.