Home / 13,428.79-20,150.01-6,031.74

Finding the Fourth Proportional to 13,428.79, 20,150.01 and 6,031.74

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Solution

The fourth proportional to 13,428.79, 20,150.01 and 6,031.74 is: 9,050.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,428.79 : 20,150.01 = 6,031.74 : x
  2. Step 2: Convert to fraction form
    13,428.79/20,150.01 = 6,031.74/x
  3. Step 3: Cross multiply
    13,428.79x = 20,150.01 × 6,031.74
  4. Step 4: Simplify right side
    13,428.79x = 121,539,621.32
  5. Step 5: Solve for x
    x = 121,539,621.32/13,428.79
  6. Step 6: Final answer
    x = 9,050.68

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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.