Home / 23,931.48-33,025.45-13,320.89

Finding the Fourth Proportional to 23,931.48, 33,025.45 and 13,320.89

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Solution

The fourth proportional to 23,931.48, 33,025.45 and 13,320.89 is: 18,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,931.48 : 33,025.45 = 13,320.89 : x
  2. Step 2: Convert to fraction form
    23,931.48/33,025.45 = 13,320.89/x
  3. Step 3: Cross multiply
    23,931.48x = 33,025.45 × 13,320.89
  4. Step 4: Simplify right side
    23,931.48x = 439,928,386.65
  5. Step 5: Solve for x
    x = 439,928,386.65/23,931.48
  6. Step 6: Final answer
    x = 18,382.83

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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.