Home / 30,600.35-42,349.93-29,864.06

Finding the Fourth Proportional to 30,600.35, 42,349.93 and 29,864.06

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Solution

The fourth proportional to 30,600.35, 42,349.93 and 29,864.06 is: 41,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,600.35 : 42,349.93 = 29,864.06 : x
  2. Step 2: Convert to fraction form
    30,600.35/42,349.93 = 29,864.06/x
  3. Step 3: Cross multiply
    30,600.35x = 42,349.93 × 29,864.06
  4. Step 4: Simplify right side
    30,600.35x = 1,264,740,850.52
  5. Step 5: Solve for x
    x = 1,264,740,850.52/30,600.35
  6. Step 6: Final answer
    x = 41,330.93

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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.