Home / 47,638.48-65,741.48-26,417.70

Finding the Fourth Proportional to 47,638.48, 65,741.48 and 26,417.70

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Solution

The fourth proportional to 47,638.48, 65,741.48 and 26,417.70 is: 36,456.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,638.48 : 65,741.48 = 26,417.70 : x
  2. Step 2: Convert to fraction form
    47,638.48/65,741.48 = 26,417.70/x
  3. Step 3: Cross multiply
    47,638.48x = 65,741.48 × 26,417.70
  4. Step 4: Simplify right side
    47,638.48x = 1,736,738,696.20
  5. Step 5: Solve for x
    x = 1,736,738,696.20/47,638.48
  6. Step 6: Final answer
    x = 36,456.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.