Home / 35,212.20-52,819.52-13,031.16

Finding the Fourth Proportional to 35,212.20, 52,819.52 and 13,031.16

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Solution

The fourth proportional to 35,212.20, 52,819.52 and 13,031.16 is: 19,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,212.20 : 52,819.52 = 13,031.16 : x
  2. Step 2: Convert to fraction form
    35,212.20/52,819.52 = 13,031.16/x
  3. Step 3: Cross multiply
    35,212.20x = 52,819.52 × 13,031.16
  4. Step 4: Simplify right side
    35,212.20x = 688,299,551.09
  5. Step 5: Solve for x
    x = 688,299,551.09/35,212.20
  6. Step 6: Final answer
    x = 19,547.19

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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.