Home / 21,347.25-32,018.06-6,554.93

Finding the Fourth Proportional to 21,347.25, 32,018.06 and 6,554.93

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Solution

The fourth proportional to 21,347.25, 32,018.06 and 6,554.93 is: 9,831.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,347.25 : 32,018.06 = 6,554.93 : x
  2. Step 2: Convert to fraction form
    21,347.25/32,018.06 = 6,554.93/x
  3. Step 3: Cross multiply
    21,347.25x = 32,018.06 × 6,554.93
  4. Step 4: Simplify right side
    21,347.25x = 209,875,979.90
  5. Step 5: Solve for x
    x = 209,875,979.90/21,347.25
  6. Step 6: Final answer
    x = 9,831.52

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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.