Home / 44,459.40-66,688.76-18,145.70

Finding the Fourth Proportional to 44,459.40, 66,688.76 and 18,145.70

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Solution

The fourth proportional to 44,459.40, 66,688.76 and 18,145.70 is: 27,218.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,459.40 : 66,688.76 = 18,145.70 : x
  2. Step 2: Convert to fraction form
    44,459.40/66,688.76 = 18,145.70/x
  3. Step 3: Cross multiply
    44,459.40x = 66,688.76 × 18,145.70
  4. Step 4: Simplify right side
    44,459.40x = 1,210,114,232.33
  5. Step 5: Solve for x
    x = 1,210,114,232.33/44,459.40
  6. Step 6: Final answer
    x = 27,218.41

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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.