Home / 47,519.18-65,575.95-28,658.06

Finding the Fourth Proportional to 47,519.18, 65,575.95 and 28,658.06

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Solution

The fourth proportional to 47,519.18, 65,575.95 and 28,658.06 is: 39,547.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,519.18 : 65,575.95 = 28,658.06 : x
  2. Step 2: Convert to fraction form
    47,519.18/65,575.95 = 28,658.06/x
  3. Step 3: Cross multiply
    47,519.18x = 65,575.95 × 28,658.06
  4. Step 4: Simplify right side
    47,519.18x = 1,879,279,509.66
  5. Step 5: Solve for x
    x = 1,879,279,509.66/47,519.18
  6. Step 6: Final answer
    x = 39,547.81

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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.