Home / 32,856.90-45,347.22-18,711.06

Finding the Fourth Proportional to 32,856.90, 45,347.22 and 18,711.06

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Solution

The fourth proportional to 32,856.90, 45,347.22 and 18,711.06 is: 25,823.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,856.90 : 45,347.22 = 18,711.06 : x
  2. Step 2: Convert to fraction form
    32,856.90/45,347.22 = 18,711.06/x
  3. Step 3: Cross multiply
    32,856.90x = 45,347.22 × 18,711.06
  4. Step 4: Simplify right side
    32,856.90x = 848,494,554.25
  5. Step 5: Solve for x
    x = 848,494,554.25/32,856.90
  6. Step 6: Final answer
    x = 25,823.94

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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.