Home / 28,017.60-42,026.18-11,377.46

Finding the Fourth Proportional to 28,017.60, 42,026.18 and 11,377.46

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Solution

The fourth proportional to 28,017.60, 42,026.18 and 11,377.46 is: 17,066.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,017.60 : 42,026.18 = 11,377.46 : x
  2. Step 2: Convert to fraction form
    28,017.60/42,026.18 = 11,377.46/x
  3. Step 3: Cross multiply
    28,017.60x = 42,026.18 × 11,377.46
  4. Step 4: Simplify right side
    28,017.60x = 478,151,181.90
  5. Step 5: Solve for x
    x = 478,151,181.90/28,017.60
  6. Step 6: Final answer
    x = 17,066.10

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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.