Home / 53,336.19-73,599.17-30,669.15

Finding the Fourth Proportional to 53,336.19, 73,599.17 and 30,669.15

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Solution

The fourth proportional to 53,336.19, 73,599.17 and 30,669.15 is: 42,320.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,336.19 : 73,599.17 = 30,669.15 : x
  2. Step 2: Convert to fraction form
    53,336.19/73,599.17 = 30,669.15/x
  3. Step 3: Cross multiply
    53,336.19x = 73,599.17 × 30,669.15
  4. Step 4: Simplify right side
    53,336.19x = 2,257,223,984.61
  5. Step 5: Solve for x
    x = 2,257,223,984.61/53,336.19
  6. Step 6: Final answer
    x = 42,320.68

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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.