Home / 23,113.01-31,895.80-12,502.42

Finding the Fourth Proportional to 23,113.01, 31,895.80 and 12,502.42

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Solution

The fourth proportional to 23,113.01, 31,895.80 and 12,502.42 is: 17,253.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,113.01 : 31,895.80 = 12,502.42 : x
  2. Step 2: Convert to fraction form
    23,113.01/31,895.80 = 12,502.42/x
  3. Step 3: Cross multiply
    23,113.01x = 31,895.80 × 12,502.42
  4. Step 4: Simplify right side
    23,113.01x = 398,774,687.84
  5. Step 5: Solve for x
    x = 398,774,687.84/23,113.01
  6. Step 6: Final answer
    x = 17,253.26

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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.