Home / 22,585.99-31,168.65-13,633.52

Finding the Fourth Proportional to 22,585.99, 31,168.65 and 13,633.52

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Solution

The fourth proportional to 22,585.99, 31,168.65 and 13,633.52 is: 18,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,585.99 : 31,168.65 = 13,633.52 : x
  2. Step 2: Convert to fraction form
    22,585.99/31,168.65 = 13,633.52/x
  3. Step 3: Cross multiply
    22,585.99x = 31,168.65 × 13,633.52
  4. Step 4: Simplify right side
    22,585.99x = 424,938,231.74
  5. Step 5: Solve for x
    x = 424,938,231.74/22,585.99
  6. Step 6: Final answer
    x = 18,814.24

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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.