Home / 40,862.48-61,279.50-14,563.40

Finding the Fourth Proportional to 40,862.48, 61,279.50 and 14,563.40

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Solution

The fourth proportional to 40,862.48, 61,279.50 and 14,563.40 is: 21,840.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,862.48 : 61,279.50 = 14,563.40 : x
  2. Step 2: Convert to fraction form
    40,862.48/61,279.50 = 14,563.40/x
  3. Step 3: Cross multiply
    40,862.48x = 61,279.50 × 14,563.40
  4. Step 4: Simplify right side
    40,862.48x = 892,437,870.30
  5. Step 5: Solve for x
    x = 892,437,870.30/40,862.48
  6. Step 6: Final answer
    x = 21,840.03

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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.