Home / 19,019.16-28,521.76-6,535.65

Finding the Fourth Proportional to 19,019.16, 28,521.76 and 6,535.65

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Solution

The fourth proportional to 19,019.16, 28,521.76 and 6,535.65 is: 9,801.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.16 : 28,521.76 = 6,535.65 : x
  2. Step 2: Convert to fraction form
    19,019.16/28,521.76 = 6,535.65/x
  3. Step 3: Cross multiply
    19,019.16x = 28,521.76 × 6,535.65
  4. Step 4: Simplify right side
    19,019.16x = 186,408,240.74
  5. Step 5: Solve for x
    x = 186,408,240.74/19,019.16
  6. Step 6: Final answer
    x = 9,801.08

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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.