Home / 19,326.61-28,988.50-6,175.45

Finding the Fourth Proportional to 19,326.61, 28,988.50 and 6,175.45

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Solution

The fourth proportional to 19,326.61, 28,988.50 and 6,175.45 is: 9,262.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.61 : 28,988.50 = 6,175.45 : x
  2. Step 2: Convert to fraction form
    19,326.61/28,988.50 = 6,175.45/x
  3. Step 3: Cross multiply
    19,326.61x = 28,988.50 × 6,175.45
  4. Step 4: Simplify right side
    19,326.61x = 179,017,064.70
  5. Step 5: Solve for x
    x = 179,017,064.70/19,326.61
  6. Step 6: Final answer
    x = 9,262.72

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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.