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Finding the Fourth Proportional to 32,603.84, 48,908.38 and 10,420.38

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Solution

The fourth proportional to 32,603.84, 48,908.38 and 10,420.38 is: 15,631.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,603.84 : 48,908.38 = 10,420.38 : x
  2. Step 2: Convert to fraction form
    32,603.84/48,908.38 = 10,420.38/x
  3. Step 3: Cross multiply
    32,603.84x = 48,908.38 × 10,420.38
  4. Step 4: Simplify right side
    32,603.84x = 509,643,904.78
  5. Step 5: Solve for x
    x = 509,643,904.78/32,603.84
  6. Step 6: Final answer
    x = 15,631.41

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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.