Home / 53,219.74-73,439.49-29,345.89

Finding the Fourth Proportional to 53,219.74, 73,439.49 and 29,345.89

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Solution

The fourth proportional to 53,219.74, 73,439.49 and 29,345.89 is: 40,495.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.74 : 73,439.49 = 29,345.89 : x
  2. Step 2: Convert to fraction form
    53,219.74/73,439.49 = 29,345.89/x
  3. Step 3: Cross multiply
    53,219.74x = 73,439.49 × 29,345.89
  4. Step 4: Simplify right side
    53,219.74x = 2,155,147,195.20
  5. Step 5: Solve for x
    x = 2,155,147,195.20/53,219.74
  6. Step 6: Final answer
    x = 40,495.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.