Home / 23,294.40-32,145.21-12,683.40

Finding the Fourth Proportional to 23,294.40, 32,145.21 and 12,683.40

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Solution

The fourth proportional to 23,294.40, 32,145.21 and 12,683.40 is: 17,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,294.40 : 32,145.21 = 12,683.40 : x
  2. Step 2: Convert to fraction form
    23,294.40/32,145.21 = 12,683.40/x
  3. Step 3: Cross multiply
    23,294.40x = 32,145.21 × 12,683.40
  4. Step 4: Simplify right side
    23,294.40x = 407,710,556.51
  5. Step 5: Solve for x
    x = 407,710,556.51/23,294.40
  6. Step 6: Final answer
    x = 17,502.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.