Home / 53,693.08-80,471.58-30,332.68

Finding the Fourth Proportional to 53,693.08, 80,471.58 and 30,332.68

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Solution

The fourth proportional to 53,693.08, 80,471.58 and 30,332.68 is: 45,460.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,693.08 : 80,471.58 = 30,332.68 : x
  2. Step 2: Convert to fraction form
    53,693.08/80,471.58 = 30,332.68/x
  3. Step 3: Cross multiply
    53,693.08x = 80,471.58 × 30,332.68
  4. Step 4: Simplify right side
    53,693.08x = 2,440,918,685.23
  5. Step 5: Solve for x
    x = 2,440,918,685.23/53,693.08
  6. Step 6: Final answer
    x = 45,460.58

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1.5x scale

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.