Home / 53,219.60-73,443.56-29,347.12

Finding the Fourth Proportional to 53,219.60, 73,443.56 and 29,347.12

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Solution

The fourth proportional to 53,219.60, 73,443.56 and 29,347.12 is: 40,499.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.60 : 73,443.56 = 29,347.12 : x
  2. Step 2: Convert to fraction form
    53,219.60/73,443.56 = 29,347.12/x
  3. Step 3: Cross multiply
    53,219.60x = 73,443.56 × 29,347.12
  4. Step 4: Simplify right side
    53,219.60x = 2,155,356,968.55
  5. Step 5: Solve for x
    x = 2,155,356,968.55/53,219.60
  6. Step 6: Final answer
    x = 40,499.31

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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.