Home / 53,058.28-73,215.18-30,392.92

Finding the Fourth Proportional to 53,058.28, 73,215.18 and 30,392.92

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Solution

The fourth proportional to 53,058.28, 73,215.18 and 30,392.92 is: 41,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,058.28 : 73,215.18 = 30,392.92 : x
  2. Step 2: Convert to fraction form
    53,058.28/73,215.18 = 30,392.92/x
  3. Step 3: Cross multiply
    53,058.28x = 73,215.18 × 30,392.92
  4. Step 4: Simplify right side
    53,058.28x = 2,225,223,108.53
  5. Step 5: Solve for x
    x = 2,225,223,108.53/53,058.28
  6. Step 6: Final answer
    x = 41,939.22

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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.