Home / 14,148.29-19,525.46-7,860.67

Finding the Fourth Proportional to 14,148.29, 19,525.46 and 7,860.67

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Solution

The fourth proportional to 14,148.29, 19,525.46 and 7,860.67 is: 10,848.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.29 : 19,525.46 = 7,860.67 : x
  2. Step 2: Convert to fraction form
    14,148.29/19,525.46 = 7,860.67/x
  3. Step 3: Cross multiply
    14,148.29x = 19,525.46 × 7,860.67
  4. Step 4: Simplify right side
    14,148.29x = 153,483,109.54
  5. Step 5: Solve for x
    x = 153,483,109.54/14,148.29
  6. Step 6: Final answer
    x = 10,848.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.