Home / 25,219.01-37,828.42-7,688.79

Finding the Fourth Proportional to 25,219.01, 37,828.42 and 7,688.79

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Solution

The fourth proportional to 25,219.01, 37,828.42 and 7,688.79 is: 11,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.01 : 37,828.42 = 7,688.79 : x
  2. Step 2: Convert to fraction form
    25,219.01/37,828.42 = 7,688.79/x
  3. Step 3: Cross multiply
    25,219.01x = 37,828.42 × 7,688.79
  4. Step 4: Simplify right side
    25,219.01x = 290,854,758.19
  5. Step 5: Solve for x
    x = 290,854,758.19/25,219.01
  6. Step 6: Final answer
    x = 11,533.15

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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.