Home / 53,220.42-73,442.76-29,346.68

Finding the Fourth Proportional to 53,220.42, 73,442.76 and 29,346.68

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Solution

The fourth proportional to 53,220.42, 73,442.76 and 29,346.68 is: 40,497.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,220.42 : 73,442.76 = 29,346.68 : x
  2. Step 2: Convert to fraction form
    53,220.42/73,442.76 = 29,346.68/x
  3. Step 3: Cross multiply
    53,220.42x = 73,442.76 × 29,346.68
  4. Step 4: Simplify right side
    53,220.42x = 2,155,301,176.04
  5. Step 5: Solve for x
    x = 2,155,301,176.04/53,220.42
  6. Step 6: Final answer
    x = 40,497.64

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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.