Home / 40,774.59-61,187.87-18,590.17

Finding the Fourth Proportional to 40,774.59, 61,187.87 and 18,590.17

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Solution

The fourth proportional to 40,774.59, 61,187.87 and 18,590.17 is: 27,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,774.59 : 61,187.87 = 18,590.17 : x
  2. Step 2: Convert to fraction form
    40,774.59/61,187.87 = 18,590.17/x
  3. Step 3: Cross multiply
    40,774.59x = 61,187.87 × 18,590.17
  4. Step 4: Simplify right side
    40,774.59x = 1,137,492,905.24
  5. Step 5: Solve for x
    x = 1,137,492,905.24/40,774.59
  6. Step 6: Final answer
    x = 27,897.10

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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.