Home / 47,271.38-70,840.20-26,220.68

Finding the Fourth Proportional to 47,271.38, 70,840.20 and 26,220.68

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Solution

The fourth proportional to 47,271.38, 70,840.20 and 26,220.68 is: 39,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,271.38 : 70,840.20 = 26,220.68 : x
  2. Step 2: Convert to fraction form
    47,271.38/70,840.20 = 26,220.68/x
  3. Step 3: Cross multiply
    47,271.38x = 70,840.20 × 26,220.68
  4. Step 4: Simplify right side
    47,271.38x = 1,857,478,215.34
  5. Step 5: Solve for x
    x = 1,857,478,215.34/47,271.38
  6. Step 6: Final answer
    x = 39,293.93

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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.