Home / 53,214.19-73,438.86-29,340.79

Finding the Fourth Proportional to 53,214.19, 73,438.86 and 29,340.79

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Solution

The fourth proportional to 53,214.19, 73,438.86 and 29,340.79 is: 40,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,214.19 : 73,438.86 = 29,340.79 : x
  2. Step 2: Convert to fraction form
    53,214.19/73,438.86 = 29,340.79/x
  3. Step 3: Cross multiply
    53,214.19x = 73,438.86 × 29,340.79
  4. Step 4: Simplify right side
    53,214.19x = 2,154,754,169.10
  5. Step 5: Solve for x
    x = 2,154,754,169.10/53,214.19
  6. Step 6: Final answer
    x = 40,492.10

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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.