Home / 47,313.02-70,968-19,224.78

Finding the Fourth Proportional to 47,313.02, 70,968 and 19,224.78

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Solution

The fourth proportional to 47,313.02, 70,968 and 19,224.78 is: 28,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,313.02 : 70,968 = 19,224.78 : x
  2. Step 2: Convert to fraction form
    47,313.02/70,968 = 19,224.78/x
  3. Step 3: Cross multiply
    47,313.02x = 70,968 × 19,224.78
  4. Step 4: Simplify right side
    47,313.02x = 1,364,344,187.04
  5. Step 5: Solve for x
    x = 1,364,344,187.04/47,313.02
  6. Step 6: Final answer
    x = 28,836.55

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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.