Home / 47,045.45-64,920.75-25,825.21

Finding the Fourth Proportional to 47,045.45, 64,920.75 and 25,825.21

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Solution

The fourth proportional to 47,045.45, 64,920.75 and 25,825.21 is: 35,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,045.45 : 64,920.75 = 25,825.21 : x
  2. Step 2: Convert to fraction form
    47,045.45/64,920.75 = 25,825.21/x
  3. Step 3: Cross multiply
    47,045.45x = 64,920.75 × 25,825.21
  4. Step 4: Simplify right side
    47,045.45x = 1,676,592,002.11
  5. Step 5: Solve for x
    x = 1,676,592,002.11/47,045.45
  6. Step 6: Final answer
    x = 35,637.71

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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.