Home / 53,778.82-74,211.71-29,904.98

Finding the Fourth Proportional to 53,778.82, 74,211.71 and 29,904.98

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Solution

The fourth proportional to 53,778.82, 74,211.71 and 29,904.98 is: 41,267.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,778.82 : 74,211.71 = 29,904.98 : x
  2. Step 2: Convert to fraction form
    53,778.82/74,211.71 = 29,904.98/x
  3. Step 3: Cross multiply
    53,778.82x = 74,211.71 × 29,904.98
  4. Step 4: Simplify right side
    53,778.82x = 2,219,299,332.26
  5. Step 5: Solve for x
    x = 2,219,299,332.26/53,778.82
  6. Step 6: Final answer
    x = 41,267.16

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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.