Home / 14,159.48-19,542.18-10,193.72

Finding the Fourth Proportional to 14,159.48, 19,542.18 and 10,193.72

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Solution

The fourth proportional to 14,159.48, 19,542.18 and 10,193.72 is: 14,068.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159.48 : 19,542.18 = 10,193.72 : x
  2. Step 2: Convert to fraction form
    14,159.48/19,542.18 = 10,193.72/x
  3. Step 3: Cross multiply
    14,159.48x = 19,542.18 × 10,193.72
  4. Step 4: Simplify right side
    14,159.48x = 199,207,511.11
  5. Step 5: Solve for x
    x = 199,207,511.11/14,159.48
  6. Step 6: Final answer
    x = 14,068.84

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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.