Home / 44,488.64-66,751.56-19,515.80

Finding the Fourth Proportional to 44,488.64, 66,751.56 and 19,515.80

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Solution

The fourth proportional to 44,488.64, 66,751.56 and 19,515.80 is: 29,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,488.64 : 66,751.56 = 19,515.80 : x
  2. Step 2: Convert to fraction form
    44,488.64/66,751.56 = 19,515.80/x
  3. Step 3: Cross multiply
    44,488.64x = 66,751.56 × 19,515.80
  4. Step 4: Simplify right side
    44,488.64x = 1,302,710,094.65
  5. Step 5: Solve for x
    x = 1,302,710,094.65/44,488.64
  6. Step 6: Final answer
    x = 29,281.86

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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.