Home / 15,547.80-23,321.70-8,877.45

Finding the Fourth Proportional to 15,547.80, 23,321.70 and 8,877.45

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Solution

The fourth proportional to 15,547.80, 23,321.70 and 8,877.45 is: 13,316.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.80 : 23,321.70 = 8,877.45 : x
  2. Step 2: Convert to fraction form
    15,547.80/23,321.70 = 8,877.45/x
  3. Step 3: Cross multiply
    15,547.80x = 23,321.70 × 8,877.45
  4. Step 4: Simplify right side
    15,547.80x = 207,037,225.67
  5. Step 5: Solve for x
    x = 207,037,225.67/15,547.80
  6. Step 6: Final answer
    x = 13,316.18

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Similar ratio
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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.