Home / 22,427.86-30,950.27-13,475.13

Finding the Fourth Proportional to 22,427.86, 30,950.27 and 13,475.13

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Solution

The fourth proportional to 22,427.86, 30,950.27 and 13,475.13 is: 18,595.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,427.86 : 30,950.27 = 13,475.13 : x
  2. Step 2: Convert to fraction form
    22,427.86/30,950.27 = 13,475.13/x
  3. Step 3: Cross multiply
    22,427.86x = 30,950.27 × 13,475.13
  4. Step 4: Simplify right side
    22,427.86x = 417,058,911.79
  5. Step 5: Solve for x
    x = 417,058,911.79/22,427.86
  6. Step 6: Final answer
    x = 18,595.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.