Home / 25,897.40-38,846.10-16,988.60

Finding the Fourth Proportional to 25,897.40, 38,846.10 and 16,988.60

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Solution

The fourth proportional to 25,897.40, 38,846.10 and 16,988.60 is: 25,482.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,897.40 : 38,846.10 = 16,988.60 : x
  2. Step 2: Convert to fraction form
    25,897.40/38,846.10 = 16,988.60/x
  3. Step 3: Cross multiply
    25,897.40x = 38,846.10 × 16,988.60
  4. Step 4: Simplify right side
    25,897.40x = 659,940,854.46
  5. Step 5: Solve for x
    x = 659,940,854.46/25,897.40
  6. Step 6: Final answer
    x = 25,482.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.