Home / 53,251.16-73,484.10-30,574.22

Finding the Fourth Proportional to 53,251.16, 73,484.10 and 30,574.22

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Solution

The fourth proportional to 53,251.16, 73,484.10 and 30,574.22 is: 42,190.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,251.16 : 73,484.10 = 30,574.22 : x
  2. Step 2: Convert to fraction form
    53,251.16/73,484.10 = 30,574.22/x
  3. Step 3: Cross multiply
    53,251.16x = 73,484.10 × 30,574.22
  4. Step 4: Simplify right side
    53,251.16x = 2,246,718,672.48
  5. Step 5: Solve for x
    x = 2,246,718,672.48/53,251.16
  6. Step 6: Final answer
    x = 42,190.98

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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.