Home / 28,402.03-42,555.96-17,275.06

Finding the Fourth Proportional to 28,402.03, 42,555.96 and 17,275.06

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Solution

The fourth proportional to 28,402.03, 42,555.96 and 17,275.06 is: 25,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,402.03 : 42,555.96 = 17,275.06 : x
  2. Step 2: Convert to fraction form
    28,402.03/42,555.96 = 17,275.06/x
  3. Step 3: Cross multiply
    28,402.03x = 42,555.96 × 17,275.06
  4. Step 4: Simplify right side
    28,402.03x = 735,156,762.36
  5. Step 5: Solve for x
    x = 735,156,762.36/28,402.03
  6. Step 6: Final answer
    x = 25,883.95

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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.