Home / 25,208.47-37,818.20-7,677.84

Finding the Fourth Proportional to 25,208.47, 37,818.20 and 7,677.84

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Solution

The fourth proportional to 25,208.47, 37,818.20 and 7,677.84 is: 11,518.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,208.47 : 37,818.20 = 7,677.84 : x
  2. Step 2: Convert to fraction form
    25,208.47/37,818.20 = 7,677.84/x
  3. Step 3: Cross multiply
    25,208.47x = 37,818.20 × 7,677.84
  4. Step 4: Simplify right side
    25,208.47x = 290,362,088.69
  5. Step 5: Solve for x
    x = 290,362,088.69/25,208.47
  6. Step 6: Final answer
    x = 11,518.43

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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.