Home / 28,988.08-43,482.42-9,266.20

Finding the Fourth Proportional to 28,988.08, 43,482.42 and 9,266.20

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Solution

The fourth proportional to 28,988.08, 43,482.42 and 9,266.20 is: 13,899.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,988.08 : 43,482.42 = 9,266.20 : x
  2. Step 2: Convert to fraction form
    28,988.08/43,482.42 = 9,266.20/x
  3. Step 3: Cross multiply
    28,988.08x = 43,482.42 × 9,266.20
  4. Step 4: Simplify right side
    28,988.08x = 402,916,691.50
  5. Step 5: Solve for x
    x = 402,916,691.50/28,988.08
  6. Step 6: Final answer
    x = 13,899.39

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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.