Home / 47,248.36-70,870.76-11,709.79

Finding the Fourth Proportional to 47,248.36, 70,870.76 and 11,709.79

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Solution

The fourth proportional to 47,248.36, 70,870.76 and 11,709.79 is: 17,564.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,248.36 : 70,870.76 = 11,709.79 : x
  2. Step 2: Convert to fraction form
    47,248.36/70,870.76 = 11,709.79/x
  3. Step 3: Cross multiply
    47,248.36x = 70,870.76 × 11,709.79
  4. Step 4: Simplify right side
    47,248.36x = 829,881,989.44
  5. Step 5: Solve for x
    x = 829,881,989.44/47,248.36
  6. Step 6: Final answer
    x = 17,564.25

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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.