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Finding the Fourth Proportional to 14,482.76, 19,975.26 and 10,013.98

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Solution

The fourth proportional to 14,482.76, 19,975.26 and 10,013.98 is: 13,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.76 : 19,975.26 = 10,013.98 : x
  2. Step 2: Convert to fraction form
    14,482.76/19,975.26 = 10,013.98/x
  3. Step 3: Cross multiply
    14,482.76x = 19,975.26 × 10,013.98
  4. Step 4: Simplify right side
    14,482.76x = 200,031,854.13
  5. Step 5: Solve for x
    x = 200,031,854.13/14,482.76
  6. Step 6: Final answer
    x = 13,811.72

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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.