Home / 25,689.08-38,526.60-10,897.40

Finding the Fourth Proportional to 25,689.08, 38,526.60 and 10,897.40

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Solution

The fourth proportional to 25,689.08, 38,526.60 and 10,897.40 is: 16,343.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,689.08 : 38,526.60 = 10,897.40 : x
  2. Step 2: Convert to fraction form
    25,689.08/38,526.60 = 10,897.40/x
  3. Step 3: Cross multiply
    25,689.08x = 38,526.60 × 10,897.40
  4. Step 4: Simplify right side
    25,689.08x = 419,839,770.84
  5. Step 5: Solve for x
    x = 419,839,770.84/25,689.08
  6. Step 6: Final answer
    x = 16,343.12

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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.