Home / 38,536.80-57,848.40-29,810.40

Finding the Fourth Proportional to 38,536.80, 57,848.40 and 29,810.40

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Solution

The fourth proportional to 38,536.80, 57,848.40 and 29,810.40 is: 44,749.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,536.80 : 57,848.40 = 29,810.40 : x
  2. Step 2: Convert to fraction form
    38,536.80/57,848.40 = 29,810.40/x
  3. Step 3: Cross multiply
    38,536.80x = 57,848.40 × 29,810.40
  4. Step 4: Simplify right side
    38,536.80x = 1,724,483,943.36
  5. Step 5: Solve for x
    x = 1,724,483,943.36/38,536.80
  6. Step 6: Final answer
    x = 44,749.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.