Home / 15,140.51-22,714.39-4,752.26

Finding the Fourth Proportional to 15,140.51, 22,714.39 and 4,752.26

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Solution

The fourth proportional to 15,140.51, 22,714.39 and 4,752.26 is: 7,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,140.51 : 22,714.39 = 4,752.26 : x
  2. Step 2: Convert to fraction form
    15,140.51/22,714.39 = 4,752.26/x
  3. Step 3: Cross multiply
    15,140.51x = 22,714.39 × 4,752.26
  4. Step 4: Simplify right side
    15,140.51x = 107,944,585.33
  5. Step 5: Solve for x
    x = 107,944,585.33/15,140.51
  6. Step 6: Final answer
    x = 7,129.52

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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.