Home / 37,811.84-56,721.64-14,457.92

Finding the Fourth Proportional to 37,811.84, 56,721.64 and 14,457.92

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Solution

The fourth proportional to 37,811.84, 56,721.64 and 14,457.92 is: 21,688.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,811.84 : 56,721.64 = 14,457.92 : x
  2. Step 2: Convert to fraction form
    37,811.84/56,721.64 = 14,457.92/x
  3. Step 3: Cross multiply
    37,811.84x = 56,721.64 × 14,457.92
  4. Step 4: Simplify right side
    37,811.84x = 820,076,933.39
  5. Step 5: Solve for x
    x = 820,076,933.39/37,811.84
  6. Step 6: Final answer
    x = 21,688.36

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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.