Home / 26,019.69-35,892.90-15,407.25

Finding the Fourth Proportional to 26,019.69, 35,892.90 and 15,407.25

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Solution

The fourth proportional to 26,019.69, 35,892.90 and 15,407.25 is: 21,253.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,019.69 : 35,892.90 = 15,407.25 : x
  2. Step 2: Convert to fraction form
    26,019.69/35,892.90 = 15,407.25/x
  3. Step 3: Cross multiply
    26,019.69x = 35,892.90 × 15,407.25
  4. Step 4: Simplify right side
    26,019.69x = 553,010,883.53
  5. Step 5: Solve for x
    x = 553,010,883.53/26,019.69
  6. Step 6: Final answer
    x = 21,253.55

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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.