Home / 19,497.51-29,248.70-7,651.67

Finding the Fourth Proportional to 19,497.51, 29,248.70 and 7,651.67

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Solution

The fourth proportional to 19,497.51, 29,248.70 and 7,651.67 is: 11,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,497.51 : 29,248.70 = 7,651.67 : x
  2. Step 2: Convert to fraction form
    19,497.51/29,248.70 = 7,651.67/x
  3. Step 3: Cross multiply
    19,497.51x = 29,248.70 × 7,651.67
  4. Step 4: Simplify right side
    19,497.51x = 223,801,215.83
  5. Step 5: Solve for x
    x = 223,801,215.83/19,497.51
  6. Step 6: Final answer
    x = 11,478.45

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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.