Home / 47,158.58-70,737.46-19,078.31

Finding the Fourth Proportional to 47,158.58, 70,737.46 and 19,078.31

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Solution

The fourth proportional to 47,158.58, 70,737.46 and 19,078.31 is: 28,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,158.58 : 70,737.46 = 19,078.31 : x
  2. Step 2: Convert to fraction form
    47,158.58/70,737.46 = 19,078.31/x
  3. Step 3: Cross multiply
    47,158.58x = 70,737.46 × 19,078.31
  4. Step 4: Simplify right side
    47,158.58x = 1,349,551,190.49
  5. Step 5: Solve for x
    x = 1,349,551,190.49/47,158.58
  6. Step 6: Final answer
    x = 28,617.30

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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.