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Finding the Fourth Proportional to 26,575.04, 39,858.08 and 9,931.04

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Solution

The fourth proportional to 26,575.04, 39,858.08 and 9,931.04 is: 14,894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,575.04 : 39,858.08 = 9,931.04 : x
  2. Step 2: Convert to fraction form
    26,575.04/39,858.08 = 9,931.04/x
  3. Step 3: Cross multiply
    26,575.04x = 39,858.08 × 9,931.04
  4. Step 4: Simplify right side
    26,575.04x = 395,832,186.80
  5. Step 5: Solve for x
    x = 395,832,186.80/26,575.04
  6. Step 6: Final answer
    x = 14,894.89

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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.