Home / 30,925.70-42,677.21-17,496.84

Finding the Fourth Proportional to 30,925.70, 42,677.21 and 17,496.84

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Solution

The fourth proportional to 30,925.70, 42,677.21 and 17,496.84 is: 24,145.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,925.70 : 42,677.21 = 17,496.84 : x
  2. Step 2: Convert to fraction form
    30,925.70/42,677.21 = 17,496.84/x
  3. Step 3: Cross multiply
    30,925.70x = 42,677.21 × 17,496.84
  4. Step 4: Simplify right side
    30,925.70x = 746,716,518.80
  5. Step 5: Solve for x
    x = 746,716,518.80/30,925.70
  6. Step 6: Final answer
    x = 24,145.50

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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.