Home / 47,009.65-70,507.55-15,423.05

Finding the Fourth Proportional to 47,009.65, 70,507.55 and 15,423.05

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Solution

The fourth proportional to 47,009.65, 70,507.55 and 15,423.05 is: 23,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009.65 : 70,507.55 = 15,423.05 : x
  2. Step 2: Convert to fraction form
    47,009.65/70,507.55 = 15,423.05/x
  3. Step 3: Cross multiply
    47,009.65x = 70,507.55 × 15,423.05
  4. Step 4: Simplify right side
    47,009.65x = 1,087,441,469.03
  5. Step 5: Solve for x
    x = 1,087,441,469.03/47,009.65
  6. Step 6: Final answer
    x = 23,132.30

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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.