Home / 47,246.40-70,869.60-19,166.40

Finding the Fourth Proportional to 47,246.40, 70,869.60 and 19,166.40

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Solution

The fourth proportional to 47,246.40, 70,869.60 and 19,166.40 is: 28,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,246.40 : 70,869.60 = 19,166.40 : x
  2. Step 2: Convert to fraction form
    47,246.40/70,869.60 = 19,166.40/x
  3. Step 3: Cross multiply
    47,246.40x = 70,869.60 × 19,166.40
  4. Step 4: Simplify right side
    47,246.40x = 1,358,315,101.44
  5. Step 5: Solve for x
    x = 1,358,315,101.44/47,246.40
  6. Step 6: Final answer
    x = 28,749.60

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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.