Home / 20,924.04-31,386.06-5,341.67

Finding the Fourth Proportional to 20,924.04, 31,386.06 and 5,341.67

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Solution

The fourth proportional to 20,924.04, 31,386.06 and 5,341.67 is: 8,012.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,924.04 : 31,386.06 = 5,341.67 : x
  2. Step 2: Convert to fraction form
    20,924.04/31,386.06 = 5,341.67/x
  3. Step 3: Cross multiply
    20,924.04x = 31,386.06 × 5,341.67
  4. Step 4: Simplify right side
    20,924.04x = 167,653,975.12
  5. Step 5: Solve for x
    x = 167,653,975.12/20,924.04
  6. Step 6: Final answer
    x = 8,012.51

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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.