Home / 48,637.10-72,901.65-19,045.10

Finding the Fourth Proportional to 48,637.10, 72,901.65 and 19,045.10

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Solution

The fourth proportional to 48,637.10, 72,901.65 and 19,045.10 is: 28,546.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,637.10 : 72,901.65 = 19,045.10 : x
  2. Step 2: Convert to fraction form
    48,637.10/72,901.65 = 19,045.10/x
  3. Step 3: Cross multiply
    48,637.10x = 72,901.65 × 19,045.10
  4. Step 4: Simplify right side
    48,637.10x = 1,388,419,214.42
  5. Step 5: Solve for x
    x = 1,388,419,214.42/48,637.10
  6. Step 6: Final answer
    x = 28,546.50

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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.