Home / 26,988.98-40,482.18-9,457.47

Finding the Fourth Proportional to 26,988.98, 40,482.18 and 9,457.47

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Solution

The fourth proportional to 26,988.98, 40,482.18 and 9,457.47 is: 14,185.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.98 : 40,482.18 = 9,457.47 : x
  2. Step 2: Convert to fraction form
    26,988.98/40,482.18 = 9,457.47/x
  3. Step 3: Cross multiply
    26,988.98x = 40,482.18 × 9,457.47
  4. Step 4: Simplify right side
    26,988.98x = 382,859,002.88
  5. Step 5: Solve for x
    x = 382,859,002.88/26,988.98
  6. Step 6: Final answer
    x = 14,185.76

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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.