Home / 64,009.04-95,948.76-30,680.24

Finding the Fourth Proportional to 64,009.04, 95,948.76 and 30,680.24

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Solution

The fourth proportional to 64,009.04, 95,948.76 and 30,680.24 is: 45,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,009.04 : 95,948.76 = 30,680.24 : x
  2. Step 2: Convert to fraction form
    64,009.04/95,948.76 = 30,680.24/x
  3. Step 3: Cross multiply
    64,009.04x = 95,948.76 × 30,680.24
  4. Step 4: Simplify right side
    64,009.04x = 2,943,730,984.50
  5. Step 5: Solve for x
    x = 2,943,730,984.50/64,009.04
  6. Step 6: Final answer
    x = 45,989.30

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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.