Home / 28,764.48-43,154.40-10,301.76

Finding the Fourth Proportional to 28,764.48, 43,154.40 and 10,301.76

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Solution

The fourth proportional to 28,764.48, 43,154.40 and 10,301.76 is: 15,455.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,764.48 : 43,154.40 = 10,301.76 : x
  2. Step 2: Convert to fraction form
    28,764.48/43,154.40 = 10,301.76/x
  3. Step 3: Cross multiply
    28,764.48x = 43,154.40 × 10,301.76
  4. Step 4: Simplify right side
    28,764.48x = 444,566,271.74
  5. Step 5: Solve for x
    x = 444,566,271.74/28,764.48
  6. Step 6: Final answer
    x = 15,455.39

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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.