Home / 53,215.75-73,436.92-29,341.81

Finding the Fourth Proportional to 53,215.75, 73,436.92 and 29,341.81

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Solution

The fourth proportional to 53,215.75, 73,436.92 and 29,341.81 is: 40,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,215.75 : 73,436.92 = 29,341.81 : x
  2. Step 2: Convert to fraction form
    53,215.75/73,436.92 = 29,341.81/x
  3. Step 3: Cross multiply
    53,215.75x = 73,436.92 × 29,341.81
  4. Step 4: Simplify right side
    53,215.75x = 2,154,772,153.63
  5. Step 5: Solve for x
    x = 2,154,772,153.63/53,215.75
  6. Step 6: Final answer
    x = 40,491.25

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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.