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Finding the Fourth Proportional to 47,061.99, 70,603.53 and 15,896.43

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Solution

The fourth proportional to 47,061.99, 70,603.53 and 15,896.43 is: 23,848.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,061.99 : 70,603.53 = 15,896.43 : x
  2. Step 2: Convert to fraction form
    47,061.99/70,603.53 = 15,896.43/x
  3. Step 3: Cross multiply
    47,061.99x = 70,603.53 × 15,896.43
  4. Step 4: Simplify right side
    47,061.99x = 1,122,344,072.40
  5. Step 5: Solve for x
    x = 1,122,344,072.40/47,061.99
  6. Step 6: Final answer
    x = 23,848.21

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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.