Home / 47,699.68-65,818.56-26,479.12

Finding the Fourth Proportional to 47,699.68, 65,818.56 and 26,479.12

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Solution

The fourth proportional to 47,699.68, 65,818.56 and 26,479.12 is: 36,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,699.68 : 65,818.56 = 26,479.12 : x
  2. Step 2: Convert to fraction form
    47,699.68/65,818.56 = 26,479.12/x
  3. Step 3: Cross multiply
    47,699.68x = 65,818.56 × 26,479.12
  4. Step 4: Simplify right side
    47,699.68x = 1,742,817,548.47
  5. Step 5: Solve for x
    x = 1,742,817,548.47/47,699.68
  6. Step 6: Final answer
    x = 36,537.30

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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.