Home / 23,669.95-32,666.12-13,601.65

Finding the Fourth Proportional to 23,669.95, 32,666.12 and 13,601.65

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Solution

The fourth proportional to 23,669.95, 32,666.12 and 13,601.65 is: 18,771.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,669.95 : 32,666.12 = 13,601.65 : x
  2. Step 2: Convert to fraction form
    23,669.95/32,666.12 = 13,601.65/x
  3. Step 3: Cross multiply
    23,669.95x = 32,666.12 × 13,601.65
  4. Step 4: Simplify right side
    23,669.95x = 444,313,131.10
  5. Step 5: Solve for x
    x = 444,313,131.10/23,669.95
  6. Step 6: Final answer
    x = 18,771.19

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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.