Home / 31,649.84-47,491.02-14,131.16

Finding the Fourth Proportional to 31,649.84, 47,491.02 and 14,131.16

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Solution

The fourth proportional to 31,649.84, 47,491.02 and 14,131.16 is: 21,204.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,649.84 : 47,491.02 = 14,131.16 : x
  2. Step 2: Convert to fraction form
    31,649.84/47,491.02 = 14,131.16/x
  3. Step 3: Cross multiply
    31,649.84x = 47,491.02 × 14,131.16
  4. Step 4: Simplify right side
    31,649.84x = 671,103,202.18
  5. Step 5: Solve for x
    x = 671,103,202.18/31,649.84
  6. Step 6: Final answer
    x = 21,204.00

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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.