Home / 53,212.98-73,434.12-29,339.19

Finding the Fourth Proportional to 53,212.98, 73,434.12 and 29,339.19

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Solution

The fourth proportional to 53,212.98, 73,434.12 and 29,339.19 is: 40,488.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,212.98 : 73,434.12 = 29,339.19 : x
  2. Step 2: Convert to fraction form
    53,212.98/73,434.12 = 29,339.19/x
  3. Step 3: Cross multiply
    53,212.98x = 73,434.12 × 29,339.19
  4. Step 4: Simplify right side
    53,212.98x = 2,154,497,599.16
  5. Step 5: Solve for x
    x = 2,154,497,599.16/53,212.98
  6. Step 6: Final answer
    x = 40,488.20

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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.