Home / 51,522.60-77,284.08-18,242.68

Finding the Fourth Proportional to 51,522.60, 77,284.08 and 18,242.68

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Solution

The fourth proportional to 51,522.60, 77,284.08 and 18,242.68 is: 27,364.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,522.60 : 77,284.08 = 18,242.68 : x
  2. Step 2: Convert to fraction form
    51,522.60/77,284.08 = 18,242.68/x
  3. Step 3: Cross multiply
    51,522.60x = 77,284.08 × 18,242.68
  4. Step 4: Simplify right side
    51,522.60x = 1,409,868,740.53
  5. Step 5: Solve for x
    x = 1,409,868,740.53/51,522.60
  6. Step 6: Final answer
    x = 27,364.08

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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.