Home / 14,479.75-19,971.12-10,010.98

Finding the Fourth Proportional to 14,479.75, 19,971.12 and 10,010.98

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Solution

The fourth proportional to 14,479.75, 19,971.12 and 10,010.98 is: 13,807.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,479.75 : 19,971.12 = 10,010.98 : x
  2. Step 2: Convert to fraction form
    14,479.75/19,971.12 = 10,010.98/x
  3. Step 3: Cross multiply
    14,479.75x = 19,971.12 × 10,010.98
  4. Step 4: Simplify right side
    14,479.75x = 199,930,482.90
  5. Step 5: Solve for x
    x = 199,930,482.90/14,479.75
  6. Step 6: Final answer
    x = 13,807.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.