Home / 13,056.85-19,588.23-4,291.84

Finding the Fourth Proportional to 13,056.85, 19,588.23 and 4,291.84

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Solution

The fourth proportional to 13,056.85, 19,588.23 and 4,291.84 is: 6,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.85 : 19,588.23 = 4,291.84 : x
  2. Step 2: Convert to fraction form
    13,056.85/19,588.23 = 4,291.84/x
  3. Step 3: Cross multiply
    13,056.85x = 19,588.23 × 4,291.84
  4. Step 4: Simplify right side
    13,056.85x = 84,069,549.04
  5. Step 5: Solve for x
    x = 84,069,549.04/13,056.85
  6. Step 6: Final answer
    x = 6,438.73

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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.