Home / 26,402.90-36,434.61-15,071.95

Finding the Fourth Proportional to 26,402.90, 36,434.61 and 15,071.95

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Solution

The fourth proportional to 26,402.90, 36,434.61 and 15,071.95 is: 20,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,402.90 : 36,434.61 = 15,071.95 : x
  2. Step 2: Convert to fraction form
    26,402.90/36,434.61 = 15,071.95/x
  3. Step 3: Cross multiply
    26,402.90x = 36,434.61 × 15,071.95
  4. Step 4: Simplify right side
    26,402.90x = 549,140,529.10
  5. Step 5: Solve for x
    x = 549,140,529.10/26,402.90
  6. Step 6: Final answer
    x = 20,798.49

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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.