Home / 26,207.90-36,165.81-14,271.20

Finding the Fourth Proportional to 26,207.90, 36,165.81 and 14,271.20

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Solution

The fourth proportional to 26,207.90, 36,165.81 and 14,271.20 is: 19,693.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,207.90 : 36,165.81 = 14,271.20 : x
  2. Step 2: Convert to fraction form
    26,207.90/36,165.81 = 14,271.20/x
  3. Step 3: Cross multiply
    26,207.90x = 36,165.81 × 14,271.20
  4. Step 4: Simplify right side
    26,207.90x = 516,129,326.84
  5. Step 5: Solve for x
    x = 516,129,326.84/26,207.90
  6. Step 6: Final answer
    x = 19,693.66

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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.