Home / 64,887.04-97,330.56-15,639.04

Finding the Fourth Proportional to 64,887.04, 97,330.56 and 15,639.04

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Solution

The fourth proportional to 64,887.04, 97,330.56 and 15,639.04 is: 23,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,887.04 : 97,330.56 = 15,639.04 : x
  2. Step 2: Convert to fraction form
    64,887.04/97,330.56 = 15,639.04/x
  3. Step 3: Cross multiply
    64,887.04x = 97,330.56 × 15,639.04
  4. Step 4: Simplify right side
    64,887.04x = 1,522,156,521.06
  5. Step 5: Solve for x
    x = 1,522,156,521.06/64,887.04
  6. Step 6: Final answer
    x = 23,458.56

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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.