Home / 19,752.44-29,640.38-7,281.23

Finding the Fourth Proportional to 19,752.44, 29,640.38 and 7,281.23

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Solution

The fourth proportional to 19,752.44, 29,640.38 and 7,281.23 is: 10,926.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752.44 : 29,640.38 = 7,281.23 : x
  2. Step 2: Convert to fraction form
    19,752.44/29,640.38 = 7,281.23/x
  3. Step 3: Cross multiply
    19,752.44x = 29,640.38 × 7,281.23
  4. Step 4: Simplify right side
    19,752.44x = 215,818,461.76
  5. Step 5: Solve for x
    x = 215,818,461.76/19,752.44
  6. Step 6: Final answer
    x = 10,926.17

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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.