Home / 53,213.76-79,797.56-28,248.35

Finding the Fourth Proportional to 53,213.76, 79,797.56 and 28,248.35

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Solution

The fourth proportional to 53,213.76, 79,797.56 and 28,248.35 is: 42,360.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,213.76 : 79,797.56 = 28,248.35 : x
  2. Step 2: Convert to fraction form
    53,213.76/79,797.56 = 28,248.35/x
  3. Step 3: Cross multiply
    53,213.76x = 79,797.56 × 28,248.35
  4. Step 4: Simplify right side
    53,213.76x = 2,254,148,863.80
  5. Step 5: Solve for x
    x = 2,254,148,863.80/53,213.76
  6. Step 6: Final answer
    x = 42,360.26

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1.5x scale

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.