Home / 48,810.90-73,216.34-13,746

Finding the Fourth Proportional to 48,810.90, 73,216.34 and 13,746

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Solution

The fourth proportional to 48,810.90, 73,216.34 and 13,746 is: 20,619.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,810.90 : 73,216.34 = 13,746 : x
  2. Step 2: Convert to fraction form
    48,810.90/73,216.34 = 13,746/x
  3. Step 3: Cross multiply
    48,810.90x = 73,216.34 × 13,746
  4. Step 4: Simplify right side
    48,810.90x = 1,006,431,809.64
  5. Step 5: Solve for x
    x = 1,006,431,809.64/48,810.90
  6. Step 6: Final answer
    x = 20,619.00

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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.