Home / 29,981.86-44,964.95-8,916.23

Finding the Fourth Proportional to 29,981.86, 44,964.95 and 8,916.23

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Solution

The fourth proportional to 29,981.86, 44,964.95 and 8,916.23 is: 13,372.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,981.86 : 44,964.95 = 8,916.23 : x
  2. Step 2: Convert to fraction form
    29,981.86/44,964.95 = 8,916.23/x
  3. Step 3: Cross multiply
    29,981.86x = 44,964.95 × 8,916.23
  4. Step 4: Simplify right side
    29,981.86x = 400,917,836.14
  5. Step 5: Solve for x
    x = 400,917,836.14/29,981.86
  6. Step 6: Final answer
    x = 13,372.01

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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.