Home / 13,397.21-20,095.81-4,632.20

Finding the Fourth Proportional to 13,397.21, 20,095.81 and 4,632.20

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Solution

The fourth proportional to 13,397.21, 20,095.81 and 4,632.20 is: 6,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397.21 : 20,095.81 = 4,632.20 : x
  2. Step 2: Convert to fraction form
    13,397.21/20,095.81 = 4,632.20/x
  3. Step 3: Cross multiply
    13,397.21x = 20,095.81 × 4,632.20
  4. Step 4: Simplify right side
    13,397.21x = 93,087,699.02
  5. Step 5: Solve for x
    x = 93,087,699.02/13,397.21
  6. Step 6: Final answer
    x = 6,948.29

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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.