Home / 21,657.62-32,460.27-10,547.66

Finding the Fourth Proportional to 21,657.62, 32,460.27 and 10,547.66

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Solution

The fourth proportional to 21,657.62, 32,460.27 and 10,547.66 is: 15,808.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,657.62 : 32,460.27 = 10,547.66 : x
  2. Step 2: Convert to fraction form
    21,657.62/32,460.27 = 10,547.66/x
  3. Step 3: Cross multiply
    21,657.62x = 32,460.27 × 10,547.66
  4. Step 4: Simplify right side
    21,657.62x = 342,379,891.47
  5. Step 5: Solve for x
    x = 342,379,891.47/21,657.62
  6. Step 6: Final answer
    x = 15,808.75

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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.