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Finding the Fourth Proportional to 29,875.87, 44,820.47 and 9,100.99

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Solution

The fourth proportional to 29,875.87, 44,820.47 and 9,100.99 is: 13,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,875.87 : 44,820.47 = 9,100.99 : x
  2. Step 2: Convert to fraction form
    29,875.87/44,820.47 = 9,100.99/x
  3. Step 3: Cross multiply
    29,875.87x = 44,820.47 × 9,100.99
  4. Step 4: Simplify right side
    29,875.87x = 407,910,649.27
  5. Step 5: Solve for x
    x = 407,910,649.27/29,875.87
  6. Step 6: Final answer
    x = 13,653.52

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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.