Home / 31,955.48-47,933.34-9,768.76

Finding the Fourth Proportional to 31,955.48, 47,933.34 and 9,768.76

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Solution

The fourth proportional to 31,955.48, 47,933.34 and 9,768.76 is: 14,653.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,955.48 : 47,933.34 = 9,768.76 : x
  2. Step 2: Convert to fraction form
    31,955.48/47,933.34 = 9,768.76/x
  3. Step 3: Cross multiply
    31,955.48x = 47,933.34 × 9,768.76
  4. Step 4: Simplify right side
    31,955.48x = 468,249,294.46
  5. Step 5: Solve for x
    x = 468,249,294.46/31,955.48
  6. Step 6: Final answer
    x = 14,653.18

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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.