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Finding the Fourth Proportional to 29,111.40, 40,150.98 and 24,647.40

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Solution

The fourth proportional to 29,111.40, 40,150.98 and 24,647.40 is: 33,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,111.40 : 40,150.98 = 24,647.40 : x
  2. Step 2: Convert to fraction form
    29,111.40/40,150.98 = 24,647.40/x
  3. Step 3: Cross multiply
    29,111.40x = 40,150.98 × 24,647.40
  4. Step 4: Simplify right side
    29,111.40x = 989,617,264.45
  5. Step 5: Solve for x
    x = 989,617,264.45/29,111.40
  6. Step 6: Final answer
    x = 33,994.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.