Home / 13,127.04-19,707.84-8,953.92

Finding the Fourth Proportional to 13,127.04, 19,707.84 and 8,953.92

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Solution

The fourth proportional to 13,127.04, 19,707.84 and 8,953.92 is: 13,442.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,127.04 : 19,707.84 = 8,953.92 : x
  2. Step 2: Convert to fraction form
    13,127.04/19,707.84 = 8,953.92/x
  3. Step 3: Cross multiply
    13,127.04x = 19,707.84 × 8,953.92
  4. Step 4: Simplify right side
    13,127.04x = 176,462,422.73
  5. Step 5: Solve for x
    x = 176,462,422.73/13,127.04
  6. Step 6: Final answer
    x = 13,442.67

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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.