Home / 24,681.13-34,037.41-21,109.48

Finding the Fourth Proportional to 24,681.13, 34,037.41 and 21,109.48

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Solution

The fourth proportional to 24,681.13, 34,037.41 and 21,109.48 is: 29,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,681.13 : 34,037.41 = 21,109.48 : x
  2. Step 2: Convert to fraction form
    24,681.13/34,037.41 = 21,109.48/x
  3. Step 3: Cross multiply
    24,681.13x = 34,037.41 × 21,109.48
  4. Step 4: Simplify right side
    24,681.13x = 718,512,025.65
  5. Step 5: Solve for x
    x = 718,512,025.65/24,681.13
  6. Step 6: Final answer
    x = 29,111.80

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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.