Home / 26,484.86-36,554.93-18,319.95

Finding the Fourth Proportional to 26,484.86, 36,554.93 and 18,319.95

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Solution

The fourth proportional to 26,484.86, 36,554.93 and 18,319.95 is: 25,285.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,484.86 : 36,554.93 = 18,319.95 : x
  2. Step 2: Convert to fraction form
    26,484.86/36,554.93 = 18,319.95/x
  3. Step 3: Cross multiply
    26,484.86x = 36,554.93 × 18,319.95
  4. Step 4: Simplify right side
    26,484.86x = 669,684,489.85
  5. Step 5: Solve for x
    x = 669,684,489.85/26,484.86
  6. Step 6: Final answer
    x = 25,285.56

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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.