Home / 13,077.36-18,041.04-8,595.36

Finding the Fourth Proportional to 13,077.36, 18,041.04 and 8,595.36

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Solution

The fourth proportional to 13,077.36, 18,041.04 and 8,595.36 is: 11,857.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077.36 : 18,041.04 = 8,595.36 : x
  2. Step 2: Convert to fraction form
    13,077.36/18,041.04 = 8,595.36/x
  3. Step 3: Cross multiply
    13,077.36x = 18,041.04 × 8,595.36
  4. Step 4: Simplify right side
    13,077.36x = 155,069,233.57
  5. Step 5: Solve for x
    x = 155,069,233.57/13,077.36
  6. Step 6: Final answer
    x = 11,857.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.