Home / 47,621.40-65,714.94-26,403.72

Finding the Fourth Proportional to 47,621.40, 65,714.94 and 26,403.72

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Solution

The fourth proportional to 47,621.40, 65,714.94 and 26,403.72 is: 36,435.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621.40 : 65,714.94 = 26,403.72 : x
  2. Step 2: Convert to fraction form
    47,621.40/65,714.94 = 26,403.72/x
  3. Step 3: Cross multiply
    47,621.40x = 65,714.94 × 26,403.72
  4. Step 4: Simplify right side
    47,621.40x = 1,735,118,875.58
  5. Step 5: Solve for x
    x = 1,735,118,875.58/47,621.40
  6. Step 6: Final answer
    x = 36,435.70

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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.