Home / 28,052.35-38,726.27-17,445.40

Finding the Fourth Proportional to 28,052.35, 38,726.27 and 17,445.40

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Solution

The fourth proportional to 28,052.35, 38,726.27 and 17,445.40 is: 24,083.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,052.35 : 38,726.27 = 17,445.40 : x
  2. Step 2: Convert to fraction form
    28,052.35/38,726.27 = 17,445.40/x
  3. Step 3: Cross multiply
    28,052.35x = 38,726.27 × 17,445.40
  4. Step 4: Simplify right side
    28,052.35x = 675,595,152.04
  5. Step 5: Solve for x
    x = 675,595,152.04/28,052.35
  6. Step 6: Final answer
    x = 24,083.37

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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.