Home / 24,298.20-36,350.10-21,047.40

Finding the Fourth Proportional to 24,298.20, 36,350.10 and 21,047.40

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Solution

The fourth proportional to 24,298.20, 36,350.10 and 21,047.40 is: 31,486.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,298.20 : 36,350.10 = 21,047.40 : x
  2. Step 2: Convert to fraction form
    24,298.20/36,350.10 = 21,047.40/x
  3. Step 3: Cross multiply
    24,298.20x = 36,350.10 × 21,047.40
  4. Step 4: Simplify right side
    24,298.20x = 765,075,094.74
  5. Step 5: Solve for x
    x = 765,075,094.74/24,298.20
  6. Step 6: Final answer
    x = 31,486.90

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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.