Home / 31,707.36-47,568.93-9,521.13

Finding the Fourth Proportional to 31,707.36, 47,568.93 and 9,521.13

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Solution

The fourth proportional to 31,707.36, 47,568.93 and 9,521.13 is: 14,284.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707.36 : 47,568.93 = 9,521.13 : x
  2. Step 2: Convert to fraction form
    31,707.36/47,568.93 = 9,521.13/x
  3. Step 3: Cross multiply
    31,707.36x = 47,568.93 × 9,521.13
  4. Step 4: Simplify right side
    31,707.36x = 452,909,966.49
  5. Step 5: Solve for x
    x = 452,909,966.49/31,707.36
  6. Step 6: Final answer
    x = 14,284.06

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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.