Home / 15,514.16-23,095.77-15,421.90

Finding the Fourth Proportional to 15,514.16, 23,095.77 and 15,421.90

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Solution

The fourth proportional to 15,514.16, 23,095.77 and 15,421.90 is: 22,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,514.16 : 23,095.77 = 15,421.90 : x
  2. Step 2: Convert to fraction form
    15,514.16/23,095.77 = 15,421.90/x
  3. Step 3: Cross multiply
    15,514.16x = 23,095.77 × 15,421.90
  4. Step 4: Simplify right side
    15,514.16x = 356,180,655.36
  5. Step 5: Solve for x
    x = 356,180,655.36/15,514.16
  6. Step 6: Final answer
    x = 22,958.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.