Home / 47,315.76-70,984.89-14,036.10

Finding the Fourth Proportional to 47,315.76, 70,984.89 and 14,036.10

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Solution

The fourth proportional to 47,315.76, 70,984.89 and 14,036.10 is: 21,057.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.76 : 70,984.89 = 14,036.10 : x
  2. Step 2: Convert to fraction form
    47,315.76/70,984.89 = 14,036.10/x
  3. Step 3: Cross multiply
    47,315.76x = 70,984.89 × 14,036.10
  4. Step 4: Simplify right side
    47,315.76x = 996,351,014.53
  5. Step 5: Solve for x
    x = 996,351,014.53/47,315.76
  6. Step 6: Final answer
    x = 21,057.49

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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.