Home / 24,030.40-36,045.60-21,211.60

Finding the Fourth Proportional to 24,030.40, 36,045.60 and 21,211.60

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Solution

The fourth proportional to 24,030.40, 36,045.60 and 21,211.60 is: 31,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,030.40 : 36,045.60 = 21,211.60 : x
  2. Step 2: Convert to fraction form
    24,030.40/36,045.60 = 21,211.60/x
  3. Step 3: Cross multiply
    24,030.40x = 36,045.60 × 21,211.60
  4. Step 4: Simplify right side
    24,030.40x = 764,584,848.96
  5. Step 5: Solve for x
    x = 764,584,848.96/24,030.40
  6. Step 6: Final answer
    x = 31,817.40

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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.