Home / 14,484.75-19,988.96-8,197.13

Finding the Fourth Proportional to 14,484.75, 19,988.96 and 8,197.13

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Solution

The fourth proportional to 14,484.75, 19,988.96 and 8,197.13 is: 11,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484.75 : 19,988.96 = 8,197.13 : x
  2. Step 2: Convert to fraction form
    14,484.75/19,988.96 = 8,197.13/x
  3. Step 3: Cross multiply
    14,484.75x = 19,988.96 × 8,197.13
  4. Step 4: Simplify right side
    14,484.75x = 163,851,962.75
  5. Step 5: Solve for x
    x = 163,851,962.75/14,484.75
  6. Step 6: Final answer
    x = 11,312.03

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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.