Home / 47,009.16-64,872.28-25,788.28

Finding the Fourth Proportional to 47,009.16, 64,872.28 and 25,788.28

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Solution

The fourth proportional to 47,009.16, 64,872.28 and 25,788.28 is: 35,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009.16 : 64,872.28 = 25,788.28 : x
  2. Step 2: Convert to fraction form
    47,009.16/64,872.28 = 25,788.28/x
  3. Step 3: Cross multiply
    47,009.16x = 64,872.28 × 25,788.28
  4. Step 4: Simplify right side
    47,009.16x = 1,672,944,520.88
  5. Step 5: Solve for x
    x = 1,672,944,520.88/47,009.16
  6. Step 6: Final answer
    x = 35,587.63

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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.