Home / 47,133.59-70,689.44-13,844.70

Finding the Fourth Proportional to 47,133.59, 70,689.44 and 13,844.70

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Solution

The fourth proportional to 47,133.59, 70,689.44 and 13,844.70 is: 20,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,133.59 : 70,689.44 = 13,844.70 : x
  2. Step 2: Convert to fraction form
    47,133.59/70,689.44 = 13,844.70/x
  3. Step 3: Cross multiply
    47,133.59x = 70,689.44 × 13,844.70
  4. Step 4: Simplify right side
    47,133.59x = 978,674,020.74
  5. Step 5: Solve for x
    x = 978,674,020.74/47,133.59
  6. Step 6: Final answer
    x = 20,763.84

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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.