Home / 14,316.48-19,756.32-8,029.12

Finding the Fourth Proportional to 14,316.48, 19,756.32 and 8,029.12

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Solution

The fourth proportional to 14,316.48, 19,756.32 and 8,029.12 is: 11,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.48 : 19,756.32 = 8,029.12 : x
  2. Step 2: Convert to fraction form
    14,316.48/19,756.32 = 8,029.12/x
  3. Step 3: Cross multiply
    14,316.48x = 19,756.32 × 8,029.12
  4. Step 4: Simplify right side
    14,316.48x = 158,625,864.04
  5. Step 5: Solve for x
    x = 158,625,864.04/14,316.48
  6. Step 6: Final answer
    x = 11,079.95

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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.