Home / 25,424.40-35,098.08-16,931.58

Finding the Fourth Proportional to 25,424.40, 35,098.08 and 16,931.58

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Solution

The fourth proportional to 25,424.40, 35,098.08 and 16,931.58 is: 23,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,424.40 : 35,098.08 = 16,931.58 : x
  2. Step 2: Convert to fraction form
    25,424.40/35,098.08 = 16,931.58/x
  3. Step 3: Cross multiply
    25,424.40x = 35,098.08 × 16,931.58
  4. Step 4: Simplify right side
    25,424.40x = 594,265,949.37
  5. Step 5: Solve for x
    x = 594,265,949.37/25,424.40
  6. Step 6: Final answer
    x = 23,373.84

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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.