Home / 29,436.95-40,622.14-16,691.35

Finding the Fourth Proportional to 29,436.95, 40,622.14 and 16,691.35

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Solution

The fourth proportional to 29,436.95, 40,622.14 and 16,691.35 is: 23,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,436.95 : 40,622.14 = 16,691.35 : x
  2. Step 2: Convert to fraction form
    29,436.95/40,622.14 = 16,691.35/x
  3. Step 3: Cross multiply
    29,436.95x = 40,622.14 × 16,691.35
  4. Step 4: Simplify right side
    29,436.95x = 678,038,356.49
  5. Step 5: Solve for x
    x = 678,038,356.49/29,436.95
  6. Step 6: Final answer
    x = 23,033.58

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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.