Home / 26,420.18-36,460.14-15,091.17

Finding the Fourth Proportional to 26,420.18, 36,460.14 and 15,091.17

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Solution

The fourth proportional to 26,420.18, 36,460.14 and 15,091.17 is: 20,825.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.18 : 36,460.14 = 15,091.17 : x
  2. Step 2: Convert to fraction form
    26,420.18/36,460.14 = 15,091.17/x
  3. Step 3: Cross multiply
    26,420.18x = 36,460.14 × 15,091.17
  4. Step 4: Simplify right side
    26,420.18x = 550,226,255.23
  5. Step 5: Solve for x
    x = 550,226,255.23/26,420.18
  6. Step 6: Final answer
    x = 20,825.99

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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.