Home / 29,303.07-43,966.90-12,654.53

Finding the Fourth Proportional to 29,303.07, 43,966.90 and 12,654.53

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Solution

The fourth proportional to 29,303.07, 43,966.90 and 12,654.53 is: 18,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,303.07 : 43,966.90 = 12,654.53 : x
  2. Step 2: Convert to fraction form
    29,303.07/43,966.90 = 12,654.53/x
  3. Step 3: Cross multiply
    29,303.07x = 43,966.90 × 12,654.53
  4. Step 4: Simplify right side
    29,303.07x = 556,380,415.92
  5. Step 5: Solve for x
    x = 556,380,415.92/29,303.07
  6. Step 6: Final answer
    x = 18,987.11

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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.