Home / 29,435.75-40,622.40-16,862.93

Finding the Fourth Proportional to 29,435.75, 40,622.40 and 16,862.93

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Solution

The fourth proportional to 29,435.75, 40,622.40 and 16,862.93 is: 23,271.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,435.75 : 40,622.40 = 16,862.93 : x
  2. Step 2: Convert to fraction form
    29,435.75/40,622.40 = 16,862.93/x
  3. Step 3: Cross multiply
    29,435.75x = 40,622.40 × 16,862.93
  4. Step 4: Simplify right side
    29,435.75x = 685,012,400.21
  5. Step 5: Solve for x
    x = 685,012,400.21/29,435.75
  6. Step 6: Final answer
    x = 23,271.45

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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.