Home / 47,079.44-70,630.02-13,802.07

Finding the Fourth Proportional to 47,079.44, 70,630.02 and 13,802.07

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Solution

The fourth proportional to 47,079.44, 70,630.02 and 13,802.07 is: 20,706.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,079.44 : 70,630.02 = 13,802.07 : x
  2. Step 2: Convert to fraction form
    47,079.44/70,630.02 = 13,802.07/x
  3. Step 3: Cross multiply
    47,079.44x = 70,630.02 × 13,802.07
  4. Step 4: Simplify right side
    47,079.44x = 974,840,480.14
  5. Step 5: Solve for x
    x = 974,840,480.14/47,079.44
  6. Step 6: Final answer
    x = 20,706.29

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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.