Home / 47,038.12-64,913.40-25,819.36

Finding the Fourth Proportional to 47,038.12, 64,913.40 and 25,819.36

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Solution

The fourth proportional to 47,038.12, 64,913.40 and 25,819.36 is: 35,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,038.12 : 64,913.40 = 25,819.36 : x
  2. Step 2: Convert to fraction form
    47,038.12/64,913.40 = 25,819.36/x
  3. Step 3: Cross multiply
    47,038.12x = 64,913.40 × 25,819.36
  4. Step 4: Simplify right side
    47,038.12x = 1,676,022,443.42
  5. Step 5: Solve for x
    x = 1,676,022,443.42/47,038.12
  6. Step 6: Final answer
    x = 35,631.15

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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.