Home / 39,878.99-59,818.56-37,443.21

Finding the Fourth Proportional to 39,878.99, 59,818.56 and 37,443.21

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Solution

The fourth proportional to 39,878.99, 59,818.56 and 37,443.21 is: 56,164.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,878.99 : 59,818.56 = 37,443.21 : x
  2. Step 2: Convert to fraction form
    39,878.99/59,818.56 = 37,443.21/x
  3. Step 3: Cross multiply
    39,878.99x = 59,818.56 × 37,443.21
  4. Step 4: Simplify right side
    39,878.99x = 2,239,798,903.98
  5. Step 5: Solve for x
    x = 2,239,798,903.98/39,878.99
  6. Step 6: Final answer
    x = 56,164.89

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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.