Home / 53,778.76-74,214.40-29,904.04

Finding the Fourth Proportional to 53,778.76, 74,214.40 and 29,904.04

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Solution

The fourth proportional to 53,778.76, 74,214.40 and 29,904.04 is: 41,267.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,778.76 : 74,214.40 = 29,904.04 : x
  2. Step 2: Convert to fraction form
    53,778.76/74,214.40 = 29,904.04/x
  3. Step 3: Cross multiply
    53,778.76x = 74,214.40 × 29,904.04
  4. Step 4: Simplify right side
    53,778.76x = 2,219,310,386.18
  5. Step 5: Solve for x
    x = 2,219,310,386.18/53,778.76
  6. Step 6: Final answer
    x = 41,267.41

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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.