Home / 13,053.29-19,582.97-4,287.67

Finding the Fourth Proportional to 13,053.29, 19,582.97 and 4,287.67

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Solution

The fourth proportional to 13,053.29, 19,582.97 and 4,287.67 is: 6,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.29 : 19,582.97 = 4,287.67 : x
  2. Step 2: Convert to fraction form
    13,053.29/19,582.97 = 4,287.67/x
  3. Step 3: Cross multiply
    13,053.29x = 19,582.97 × 4,287.67
  4. Step 4: Simplify right side
    13,053.29x = 83,965,242.58
  5. Step 5: Solve for x
    x = 83,965,242.58/13,053.29
  6. Step 6: Final answer
    x = 6,432.50

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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.