Home / 26,330.72-36,312.71-17,387.26

Finding the Fourth Proportional to 26,330.72, 36,312.71 and 17,387.26

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Solution

The fourth proportional to 26,330.72, 36,312.71 and 17,387.26 is: 23,978.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,330.72 : 36,312.71 = 17,387.26 : x
  2. Step 2: Convert to fraction form
    26,330.72/36,312.71 = 17,387.26/x
  3. Step 3: Cross multiply
    26,330.72x = 36,312.71 × 17,387.26
  4. Step 4: Simplify right side
    26,330.72x = 631,378,352.36
  5. Step 5: Solve for x
    x = 631,378,352.36/26,330.72
  6. Step 6: Final answer
    x = 23,978.77

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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.