Home / 22,581.36-31,155.48-14,632.92

Finding the Fourth Proportional to 22,581.36, 31,155.48 and 14,632.92

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Solution

The fourth proportional to 22,581.36, 31,155.48 and 14,632.92 is: 20,189.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,581.36 : 31,155.48 = 14,632.92 : x
  2. Step 2: Convert to fraction form
    22,581.36/31,155.48 = 14,632.92/x
  3. Step 3: Cross multiply
    22,581.36x = 31,155.48 × 14,632.92
  4. Step 4: Simplify right side
    22,581.36x = 455,895,646.40
  5. Step 5: Solve for x
    x = 455,895,646.40/22,581.36
  6. Step 6: Final answer
    x = 20,189.03

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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.