Home / 21,972.24-32,953.43-10,114.65

Finding the Fourth Proportional to 21,972.24, 32,953.43 and 10,114.65

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Solution

The fourth proportional to 21,972.24, 32,953.43 and 10,114.65 is: 15,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,972.24 : 32,953.43 = 10,114.65 : x
  2. Step 2: Convert to fraction form
    21,972.24/32,953.43 = 10,114.65/x
  3. Step 3: Cross multiply
    21,972.24x = 32,953.43 × 10,114.65
  4. Step 4: Simplify right side
    21,972.24x = 333,312,360.18
  5. Step 5: Solve for x
    x = 333,312,360.18/21,972.24
  6. Step 6: Final answer
    x = 15,169.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.