Home / 27,142.81-37,457.09-16,532.45

Finding the Fourth Proportional to 27,142.81, 37,457.09 and 16,532.45

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Solution

The fourth proportional to 27,142.81, 37,457.09 and 16,532.45 is: 22,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,142.81 : 37,457.09 = 16,532.45 : x
  2. Step 2: Convert to fraction form
    27,142.81/37,457.09 = 16,532.45/x
  3. Step 3: Cross multiply
    27,142.81x = 37,457.09 × 16,532.45
  4. Step 4: Simplify right side
    27,142.81x = 619,257,384.91
  5. Step 5: Solve for x
    x = 619,257,384.91/27,142.81
  6. Step 6: Final answer
    x = 22,814.79

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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.