Home / 15,423.84-23,000.32-15,283.51

Finding the Fourth Proportional to 15,423.84, 23,000.32 and 15,283.51

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Solution

The fourth proportional to 15,423.84, 23,000.32 and 15,283.51 is: 22,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423.84 : 23,000.32 = 15,283.51 : x
  2. Step 2: Convert to fraction form
    15,423.84/23,000.32 = 15,283.51/x
  3. Step 3: Cross multiply
    15,423.84x = 23,000.32 × 15,283.51
  4. Step 4: Simplify right side
    15,423.84x = 351,525,582.33
  5. Step 5: Solve for x
    x = 351,525,582.33/15,423.84
  6. Step 6: Final answer
    x = 22,791.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.