Home / 52,315.65-78,506.91-19,032.53

Finding the Fourth Proportional to 52,315.65, 78,506.91 and 19,032.53

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Solution

The fourth proportional to 52,315.65, 78,506.91 and 19,032.53 is: 28,560.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,315.65 : 78,506.91 = 19,032.53 : x
  2. Step 2: Convert to fraction form
    52,315.65/78,506.91 = 19,032.53/x
  3. Step 3: Cross multiply
    52,315.65x = 78,506.91 × 19,032.53
  4. Step 4: Simplify right side
    52,315.65x = 1,494,184,727.25
  5. Step 5: Solve for x
    x = 1,494,184,727.25/52,315.65
  6. Step 6: Final answer
    x = 28,560.95

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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.