Home / 26,315.72-36,315.66-14,984.62

Finding the Fourth Proportional to 26,315.72, 36,315.66 and 14,984.62

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Solution

The fourth proportional to 26,315.72, 36,315.66 and 14,984.62 is: 20,678.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.72 : 36,315.66 = 14,984.62 : x
  2. Step 2: Convert to fraction form
    26,315.72/36,315.66 = 14,984.62/x
  3. Step 3: Cross multiply
    26,315.72x = 36,315.66 × 14,984.62
  4. Step 4: Simplify right side
    26,315.72x = 544,176,365.15
  5. Step 5: Solve for x
    x = 544,176,365.15/26,315.72
  6. Step 6: Final answer
    x = 20,678.76

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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.