Home / 28,003.35-38,631.02-17,923.71

Finding the Fourth Proportional to 28,003.35, 38,631.02 and 17,923.71

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Solution

The fourth proportional to 28,003.35, 38,631.02 and 17,923.71 is: 24,726.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,003.35 : 38,631.02 = 17,923.71 : x
  2. Step 2: Convert to fraction form
    28,003.35/38,631.02 = 17,923.71/x
  3. Step 3: Cross multiply
    28,003.35x = 38,631.02 × 17,923.71
  4. Step 4: Simplify right side
    28,003.35x = 692,411,109.87
  5. Step 5: Solve for x
    x = 692,411,109.87/28,003.35
  6. Step 6: Final answer
    x = 24,726.01

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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.