Home / 14,031.96-19,359.59-9,317.18

Finding the Fourth Proportional to 14,031.96, 19,359.59 and 9,317.18

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Solution

The fourth proportional to 14,031.96, 19,359.59 and 9,317.18 is: 12,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.96 : 19,359.59 = 9,317.18 : x
  2. Step 2: Convert to fraction form
    14,031.96/19,359.59 = 9,317.18/x
  3. Step 3: Cross multiply
    14,031.96x = 19,359.59 × 9,317.18
  4. Step 4: Simplify right side
    14,031.96x = 180,376,641.37
  5. Step 5: Solve for x
    x = 180,376,641.37/14,031.96
  6. Step 6: Final answer
    x = 12,854.70

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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.