Home / 13,056.12-19,598.76-5,270.40

Finding the Fourth Proportional to 13,056.12, 19,598.76 and 5,270.40

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Solution

The fourth proportional to 13,056.12, 19,598.76 and 5,270.40 is: 7,911.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.12 : 19,598.76 = 5,270.40 : x
  2. Step 2: Convert to fraction form
    13,056.12/19,598.76 = 5,270.40/x
  3. Step 3: Cross multiply
    13,056.12x = 19,598.76 × 5,270.40
  4. Step 4: Simplify right side
    13,056.12x = 103,293,304.70
  5. Step 5: Solve for x
    x = 103,293,304.70/13,056.12
  6. Step 6: Final answer
    x = 7,911.49

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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.