Home / 26,312.39-39,484.16-9,684.11

Finding the Fourth Proportional to 26,312.39, 39,484.16 and 9,684.11

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Solution

The fourth proportional to 26,312.39, 39,484.16 and 9,684.11 is: 14,531.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,312.39 : 39,484.16 = 9,684.11 : x
  2. Step 2: Convert to fraction form
    26,312.39/39,484.16 = 9,684.11/x
  3. Step 3: Cross multiply
    26,312.39x = 39,484.16 × 9,684.11
  4. Step 4: Simplify right side
    26,312.39x = 382,368,813.20
  5. Step 5: Solve for x
    x = 382,368,813.20/26,312.39
  6. Step 6: Final answer
    x = 14,531.89

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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.