Home / 29,038.78-40,153.89-23,059.90

Finding the Fourth Proportional to 29,038.78, 40,153.89 and 23,059.90

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Solution

The fourth proportional to 29,038.78, 40,153.89 and 23,059.90 is: 31,886.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,038.78 : 40,153.89 = 23,059.90 : x
  2. Step 2: Convert to fraction form
    29,038.78/40,153.89 = 23,059.90/x
  3. Step 3: Cross multiply
    29,038.78x = 40,153.89 × 23,059.90
  4. Step 4: Simplify right side
    29,038.78x = 925,944,688.01
  5. Step 5: Solve for x
    x = 925,944,688.01/29,038.78
  6. Step 6: Final answer
    x = 31,886.49

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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.