Home / 42,912.76-64,353.36-14,825.62

Finding the Fourth Proportional to 42,912.76, 64,353.36 and 14,825.62

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Solution

The fourth proportional to 42,912.76, 64,353.36 and 14,825.62 is: 22,232.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,912.76 : 64,353.36 = 14,825.62 : x
  2. Step 2: Convert to fraction form
    42,912.76/64,353.36 = 14,825.62/x
  3. Step 3: Cross multiply
    42,912.76x = 64,353.36 × 14,825.62
  4. Step 4: Simplify right side
    42,912.76x = 954,078,461.08
  5. Step 5: Solve for x
    x = 954,078,461.08/42,912.76
  6. Step 6: Final answer
    x = 22,232.98

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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.