Home / 25,280.17-37,889.51-17,886.76

Finding the Fourth Proportional to 25,280.17, 37,889.51 and 17,886.76

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Solution

The fourth proportional to 25,280.17, 37,889.51 and 17,886.76 is: 26,808.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.17 : 37,889.51 = 17,886.76 : x
  2. Step 2: Convert to fraction form
    25,280.17/37,889.51 = 17,886.76/x
  3. Step 3: Cross multiply
    25,280.17x = 37,889.51 × 17,886.76
  4. Step 4: Simplify right side
    25,280.17x = 677,720,482.45
  5. Step 5: Solve for x
    x = 677,720,482.45/25,280.17
  6. Step 6: Final answer
    x = 26,808.38

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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.