Home / 53,215.08-79,819.74-16,279.08

Finding the Fourth Proportional to 53,215.08, 79,819.74 and 16,279.08

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Solution

The fourth proportional to 53,215.08, 79,819.74 and 16,279.08 is: 24,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.08 : 79,819.74 = 16,279.08 : x
  2. Step 2: Convert to fraction form
    53,215.08/79,819.74 = 16,279.08/x
  3. Step 3: Cross multiply
    53,215.08x = 79,819.74 × 16,279.08
  4. Step 4: Simplify right side
    53,215.08x = 1,299,391,933.04
  5. Step 5: Solve for x
    x = 1,299,391,933.04/53,215.08
  6. Step 6: Final answer
    x = 24,417.74

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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.