Home / 53,219.72-73,441.53-29,347.40

Finding the Fourth Proportional to 53,219.72, 73,441.53 and 29,347.40

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Solution

The fourth proportional to 53,219.72, 73,441.53 and 29,347.40 is: 40,498.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,219.72 : 73,441.53 = 29,347.40 : x
  2. Step 2: Convert to fraction form
    53,219.72/73,441.53 = 29,347.40/x
  3. Step 3: Cross multiply
    53,219.72x = 73,441.53 × 29,347.40
  4. Step 4: Simplify right side
    53,219.72x = 2,155,317,957.52
  5. Step 5: Solve for x
    x = 2,155,317,957.52/53,219.72
  6. Step 6: Final answer
    x = 40,498.48

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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.