Home / 21,358.89-32,041.40-6,569.06

Finding the Fourth Proportional to 21,358.89, 32,041.40 and 6,569.06

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Solution

The fourth proportional to 21,358.89, 32,041.40 and 6,569.06 is: 9,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,358.89 : 32,041.40 = 6,569.06 : x
  2. Step 2: Convert to fraction form
    21,358.89/32,041.40 = 6,569.06/x
  3. Step 3: Cross multiply
    21,358.89x = 32,041.40 × 6,569.06
  4. Step 4: Simplify right side
    21,358.89x = 210,481,686.03
  5. Step 5: Solve for x
    x = 210,481,686.03/21,358.89
  6. Step 6: Final answer
    x = 9,854.52

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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.