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Finding the Fourth Proportional to 26,045.16, 39,068.81 and 7,577.16

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Solution

The fourth proportional to 26,045.16, 39,068.81 and 7,577.16 is: 11,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,045.16 : 39,068.81 = 7,577.16 : x
  2. Step 2: Convert to fraction form
    26,045.16/39,068.81 = 7,577.16/x
  3. Step 3: Cross multiply
    26,045.16x = 39,068.81 × 7,577.16
  4. Step 4: Simplify right side
    26,045.16x = 296,030,624.38
  5. Step 5: Solve for x
    x = 296,030,624.38/26,045.16
  6. Step 6: Final answer
    x = 11,366.05

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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.