Home / 26,547.88-39,839.91-10,965.40

Finding the Fourth Proportional to 26,547.88, 39,839.91 and 10,965.40

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Solution

The fourth proportional to 26,547.88, 39,839.91 and 10,965.40 is: 16,455.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,547.88 : 39,839.91 = 10,965.40 : x
  2. Step 2: Convert to fraction form
    26,547.88/39,839.91 = 10,965.40/x
  3. Step 3: Cross multiply
    26,547.88x = 39,839.91 × 10,965.40
  4. Step 4: Simplify right side
    26,547.88x = 436,860,549.11
  5. Step 5: Solve for x
    x = 436,860,549.11/26,547.88
  6. Step 6: Final answer
    x = 16,455.57

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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.