Home / 47,031.30-64,903.14-25,810.74

Finding the Fourth Proportional to 47,031.30, 64,903.14 and 25,810.74

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Solution

The fourth proportional to 47,031.30, 64,903.14 and 25,810.74 is: 35,618.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,031.30 : 64,903.14 = 25,810.74 : x
  2. Step 2: Convert to fraction form
    47,031.30/64,903.14 = 25,810.74/x
  3. Step 3: Cross multiply
    47,031.30x = 64,903.14 × 25,810.74
  4. Step 4: Simplify right side
    47,031.30x = 1,675,198,071.72
  5. Step 5: Solve for x
    x = 1,675,198,071.72/47,031.30
  6. Step 6: Final answer
    x = 35,618.79

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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.