Home / 19,291.01-28,934.15-5,250.47

Finding the Fourth Proportional to 19,291.01, 28,934.15 and 5,250.47

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Solution

The fourth proportional to 19,291.01, 28,934.15 and 5,250.47 is: 7,875.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,291.01 : 28,934.15 = 5,250.47 : x
  2. Step 2: Convert to fraction form
    19,291.01/28,934.15 = 5,250.47/x
  3. Step 3: Cross multiply
    19,291.01x = 28,934.15 × 5,250.47
  4. Step 4: Simplify right side
    19,291.01x = 151,917,715.63
  5. Step 5: Solve for x
    x = 151,917,715.63/19,291.01
  6. Step 6: Final answer
    x = 7,875.05

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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.