Home / 22,970.93-34,423.50-13,089.80

Finding the Fourth Proportional to 22,970.93, 34,423.50 and 13,089.80

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Solution

The fourth proportional to 22,970.93, 34,423.50 and 13,089.80 is: 19,615.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,970.93 : 34,423.50 = 13,089.80 : x
  2. Step 2: Convert to fraction form
    22,970.93/34,423.50 = 13,089.80/x
  3. Step 3: Cross multiply
    22,970.93x = 34,423.50 × 13,089.80
  4. Step 4: Simplify right side
    22,970.93x = 450,596,730.30
  5. Step 5: Solve for x
    x = 450,596,730.30/22,970.93
  6. Step 6: Final answer
    x = 19,615.96

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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.