Home / 49,135.68-67,807.08-26,779.68

Finding the Fourth Proportional to 49,135.68, 67,807.08 and 26,779.68

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Solution

The fourth proportional to 49,135.68, 67,807.08 and 26,779.68 is: 36,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,135.68 : 67,807.08 = 26,779.68 : x
  2. Step 2: Convert to fraction form
    49,135.68/67,807.08 = 26,779.68/x
  3. Step 3: Cross multiply
    49,135.68x = 67,807.08 × 26,779.68
  4. Step 4: Simplify right side
    49,135.68x = 1,815,851,904.13
  5. Step 5: Solve for x
    x = 1,815,851,904.13/49,135.68
  6. Step 6: Final answer
    x = 36,955.87

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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.