Home / 25,877.34-35,685.36-16,429.50

Finding the Fourth Proportional to 25,877.34, 35,685.36 and 16,429.50

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Solution

The fourth proportional to 25,877.34, 35,685.36 and 16,429.50 is: 22,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,877.34 : 35,685.36 = 16,429.50 : x
  2. Step 2: Convert to fraction form
    25,877.34/35,685.36 = 16,429.50/x
  3. Step 3: Cross multiply
    25,877.34x = 35,685.36 × 16,429.50
  4. Step 4: Simplify right side
    25,877.34x = 586,292,622.12
  5. Step 5: Solve for x
    x = 586,292,622.12/25,877.34
  6. Step 6: Final answer
    x = 22,656.60

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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.