Home / 30,152.34-45,502.13-29,147.36

Finding the Fourth Proportional to 30,152.34, 45,502.13 and 29,147.36

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Solution

The fourth proportional to 30,152.34, 45,502.13 and 29,147.36 is: 43,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152.34 : 45,502.13 = 29,147.36 : x
  2. Step 2: Convert to fraction form
    30,152.34/45,502.13 = 29,147.36/x
  3. Step 3: Cross multiply
    30,152.34x = 45,502.13 × 29,147.36
  4. Step 4: Simplify right side
    30,152.34x = 1,326,266,590.63
  5. Step 5: Solve for x
    x = 1,326,266,590.63/30,152.34
  6. Step 6: Final answer
    x = 43,985.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.