Home / 26,547.53-39,845.91-13,409.12

Finding the Fourth Proportional to 26,547.53, 39,845.91 and 13,409.12

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Solution

The fourth proportional to 26,547.53, 39,845.91 and 13,409.12 is: 20,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,547.53 : 39,845.91 = 13,409.12 : x
  2. Step 2: Convert to fraction form
    26,547.53/39,845.91 = 13,409.12/x
  3. Step 3: Cross multiply
    26,547.53x = 39,845.91 × 13,409.12
  4. Step 4: Simplify right side
    26,547.53x = 534,298,588.70
  5. Step 5: Solve for x
    x = 534,298,588.70/26,547.53
  6. Step 6: Final answer
    x = 20,126.11

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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.