Home / 15,023.78-22,533.95-3,931.53

Finding the Fourth Proportional to 15,023.78, 22,533.95 and 3,931.53

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Solution

The fourth proportional to 15,023.78, 22,533.95 and 3,931.53 is: 5,896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,023.78 : 22,533.95 = 3,931.53 : x
  2. Step 2: Convert to fraction form
    15,023.78/22,533.95 = 3,931.53/x
  3. Step 3: Cross multiply
    15,023.78x = 22,533.95 × 3,931.53
  4. Step 4: Simplify right side
    15,023.78x = 88,592,880.79
  5. Step 5: Solve for x
    x = 88,592,880.79/15,023.78
  6. Step 6: Final answer
    x = 5,896.85

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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.