Home / 47,146.26-70,624.69-21,810.28

Finding the Fourth Proportional to 47,146.26, 70,624.69 and 21,810.28

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Solution

The fourth proportional to 47,146.26, 70,624.69 and 21,810.28 is: 32,671.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,146.26 : 70,624.69 = 21,810.28 : x
  2. Step 2: Convert to fraction form
    47,146.26/70,624.69 = 21,810.28/x
  3. Step 3: Cross multiply
    47,146.26x = 70,624.69 × 21,810.28
  4. Step 4: Simplify right side
    47,146.26x = 1,540,344,263.81
  5. Step 5: Solve for x
    x = 1,540,344,263.81/47,146.26
  6. Step 6: Final answer
    x = 32,671.61

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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.