Home / 13,271.60-19,903.08-5,875.90

Finding the Fourth Proportional to 13,271.60, 19,903.08 and 5,875.90

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Solution

The fourth proportional to 13,271.60, 19,903.08 and 5,875.90 is: 8,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,271.60 : 19,903.08 = 5,875.90 : x
  2. Step 2: Convert to fraction form
    13,271.60/19,903.08 = 5,875.90/x
  3. Step 3: Cross multiply
    13,271.60x = 19,903.08 × 5,875.90
  4. Step 4: Simplify right side
    13,271.60x = 116,948,507.77
  5. Step 5: Solve for x
    x = 116,948,507.77/13,271.60
  6. Step 6: Final answer
    x = 8,811.94

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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.