Home / 26,653.98-39,981.11-11,071.62

Finding the Fourth Proportional to 26,653.98, 39,981.11 and 11,071.62

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Solution

The fourth proportional to 26,653.98, 39,981.11 and 11,071.62 is: 16,607.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.98 : 39,981.11 = 11,071.62 : x
  2. Step 2: Convert to fraction form
    26,653.98/39,981.11 = 11,071.62/x
  3. Step 3: Cross multiply
    26,653.98x = 39,981.11 × 11,071.62
  4. Step 4: Simplify right side
    26,653.98x = 442,655,657.10
  5. Step 5: Solve for x
    x = 442,655,657.10/26,653.98
  6. Step 6: Final answer
    x = 16,607.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.