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Finding the Fourth Proportional to 32,603.99, 48,901.91 and 10,415.53

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Solution

The fourth proportional to 32,603.99, 48,901.91 and 10,415.53 is: 15,621.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,603.99 : 48,901.91 = 10,415.53 : x
  2. Step 2: Convert to fraction form
    32,603.99/48,901.91 = 10,415.53/x
  3. Step 3: Cross multiply
    32,603.99x = 48,901.91 × 10,415.53
  4. Step 4: Simplify right side
    32,603.99x = 509,339,136.33
  5. Step 5: Solve for x
    x = 509,339,136.33/32,603.99
  6. Step 6: Final answer
    x = 15,621.99

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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.