Home / 19,052.91-28,590.17-10,287.63

Finding the Fourth Proportional to 19,052.91, 28,590.17 and 10,287.63

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Solution

The fourth proportional to 19,052.91, 28,590.17 and 10,287.63 is: 15,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.91 : 28,590.17 = 10,287.63 : x
  2. Step 2: Convert to fraction form
    19,052.91/28,590.17 = 10,287.63/x
  3. Step 3: Cross multiply
    19,052.91x = 28,590.17 × 10,287.63
  4. Step 4: Simplify right side
    19,052.91x = 294,125,090.60
  5. Step 5: Solve for x
    x = 294,125,090.60/19,052.91
  6. Step 6: Final answer
    x = 15,437.28

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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.