Home / 14,259.59-19,671.69-9,225.44

Finding the Fourth Proportional to 14,259.59, 19,671.69 and 9,225.44

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Solution

The fourth proportional to 14,259.59, 19,671.69 and 9,225.44 is: 12,726.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,259.59 : 19,671.69 = 9,225.44 : x
  2. Step 2: Convert to fraction form
    14,259.59/19,671.69 = 9,225.44/x
  3. Step 3: Cross multiply
    14,259.59x = 19,671.69 × 9,225.44
  4. Step 4: Simplify right side
    14,259.59x = 181,479,950.47
  5. Step 5: Solve for x
    x = 181,479,950.47/14,259.59
  6. Step 6: Final answer
    x = 12,726.87

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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.