Home / 30,253.65-45,380.48-29,670.45

Finding the Fourth Proportional to 30,253.65, 45,380.48 and 29,670.45

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Solution

The fourth proportional to 30,253.65, 45,380.48 and 29,670.45 is: 44,505.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253.65 : 45,380.48 = 29,670.45 : x
  2. Step 2: Convert to fraction form
    30,253.65/45,380.48 = 29,670.45/x
  3. Step 3: Cross multiply
    30,253.65x = 45,380.48 × 29,670.45
  4. Step 4: Simplify right side
    30,253.65x = 1,346,459,114.46
  5. Step 5: Solve for x
    x = 1,346,459,114.46/30,253.65
  6. Step 6: Final answer
    x = 44,505.68

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1.5x scale

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.