Home / 15,323.72-23,005.02-13,029.80

Finding the Fourth Proportional to 15,323.72, 23,005.02 and 13,029.80

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Solution

The fourth proportional to 15,323.72, 23,005.02 and 13,029.80 is: 19,561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,323.72 : 23,005.02 = 13,029.80 : x
  2. Step 2: Convert to fraction form
    15,323.72/23,005.02 = 13,029.80/x
  3. Step 3: Cross multiply
    15,323.72x = 23,005.02 × 13,029.80
  4. Step 4: Simplify right side
    15,323.72x = 299,750,809.60
  5. Step 5: Solve for x
    x = 299,750,809.60/15,323.72
  6. Step 6: Final answer
    x = 19,561.23

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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.