Home / 27,421.91-37,835.72-16,666.59

Finding the Fourth Proportional to 27,421.91, 37,835.72 and 16,666.59

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Solution

The fourth proportional to 27,421.91, 37,835.72 and 16,666.59 is: 22,995.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.91 : 37,835.72 = 16,666.59 : x
  2. Step 2: Convert to fraction form
    27,421.91/37,835.72 = 16,666.59/x
  3. Step 3: Cross multiply
    27,421.91x = 37,835.72 × 16,666.59
  4. Step 4: Simplify right side
    27,421.91x = 630,592,432.59
  5. Step 5: Solve for x
    x = 630,592,432.59/27,421.91
  6. Step 6: Final answer
    x = 22,995.94

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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.