Home / 16,108.60-24,129.66-11,953.32

Finding the Fourth Proportional to 16,108.60, 24,129.66 and 11,953.32

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Solution

The fourth proportional to 16,108.60, 24,129.66 and 11,953.32 is: 17,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108.60 : 24,129.66 = 11,953.32 : x
  2. Step 2: Convert to fraction form
    16,108.60/24,129.66 = 11,953.32/x
  3. Step 3: Cross multiply
    16,108.60x = 24,129.66 × 11,953.32
  4. Step 4: Simplify right side
    16,108.60x = 288,429,547.47
  5. Step 5: Solve for x
    x = 288,429,547.47/16,108.60
  6. Step 6: Final answer
    x = 17,905.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.