Home / 25,291.06-37,931.36-7,521.82

Finding the Fourth Proportional to 25,291.06, 37,931.36 and 7,521.82

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Solution

The fourth proportional to 25,291.06, 37,931.36 and 7,521.82 is: 11,281.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291.06 : 37,931.36 = 7,521.82 : x
  2. Step 2: Convert to fraction form
    25,291.06/37,931.36 = 7,521.82/x
  3. Step 3: Cross multiply
    25,291.06x = 37,931.36 × 7,521.82
  4. Step 4: Simplify right side
    25,291.06x = 285,312,729.84
  5. Step 5: Solve for x
    x = 285,312,729.84/25,291.06
  6. Step 6: Final answer
    x = 11,281.17

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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.