Home / 14,152.52-19,530.99-8,488.19

Finding the Fourth Proportional to 14,152.52, 19,530.99 and 8,488.19

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Solution

The fourth proportional to 14,152.52, 19,530.99 and 8,488.19 is: 11,714.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152.52 : 19,530.99 = 8,488.19 : x
  2. Step 2: Convert to fraction form
    14,152.52/19,530.99 = 8,488.19/x
  3. Step 3: Cross multiply
    14,152.52x = 19,530.99 × 8,488.19
  4. Step 4: Simplify right side
    14,152.52x = 165,782,656.35
  5. Step 5: Solve for x
    x = 165,782,656.35/14,152.52
  6. Step 6: Final answer
    x = 11,714.01

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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.