Home / 15,368.59-23,013.87-8,783.29

Finding the Fourth Proportional to 15,368.59, 23,013.87 and 8,783.29

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Solution

The fourth proportional to 15,368.59, 23,013.87 and 8,783.29 is: 13,152.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368.59 : 23,013.87 = 8,783.29 : x
  2. Step 2: Convert to fraction form
    15,368.59/23,013.87 = 8,783.29/x
  3. Step 3: Cross multiply
    15,368.59x = 23,013.87 × 8,783.29
  4. Step 4: Simplify right side
    15,368.59x = 202,137,494.23
  5. Step 5: Solve for x
    x = 202,137,494.23/15,368.59
  6. Step 6: Final answer
    x = 13,152.64

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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.