Home / 28,266.17-42,404.72-10,748.30

Finding the Fourth Proportional to 28,266.17, 42,404.72 and 10,748.30

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Solution

The fourth proportional to 28,266.17, 42,404.72 and 10,748.30 is: 16,124.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,266.17 : 42,404.72 = 10,748.30 : x
  2. Step 2: Convert to fraction form
    28,266.17/42,404.72 = 10,748.30/x
  3. Step 3: Cross multiply
    28,266.17x = 42,404.72 × 10,748.30
  4. Step 4: Simplify right side
    28,266.17x = 455,778,386.21
  5. Step 5: Solve for x
    x = 455,778,386.21/28,266.17
  6. Step 6: Final answer
    x = 16,124.52

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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.