Home / 39,361.32-59,044.41-9,779.85

Finding the Fourth Proportional to 39,361.32, 59,044.41 and 9,779.85

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Solution

The fourth proportional to 39,361.32, 59,044.41 and 9,779.85 is: 14,670.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,361.32 : 59,044.41 = 9,779.85 : x
  2. Step 2: Convert to fraction form
    39,361.32/59,044.41 = 9,779.85/x
  3. Step 3: Cross multiply
    39,361.32x = 59,044.41 × 9,779.85
  4. Step 4: Simplify right side
    39,361.32x = 577,445,473.14
  5. Step 5: Solve for x
    x = 577,445,473.14/39,361.32
  6. Step 6: Final answer
    x = 14,670.38

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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.