Home / 28,931.46-43,359.27-16,457.22

Finding the Fourth Proportional to 28,931.46, 43,359.27 and 16,457.22

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Solution

The fourth proportional to 28,931.46, 43,359.27 and 16,457.22 is: 24,664.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,931.46 : 43,359.27 = 16,457.22 : x
  2. Step 2: Convert to fraction form
    28,931.46/43,359.27 = 16,457.22/x
  3. Step 3: Cross multiply
    28,931.46x = 43,359.27 × 16,457.22
  4. Step 4: Simplify right side
    28,931.46x = 713,573,045.43
  5. Step 5: Solve for x
    x = 713,573,045.43/28,931.46
  6. Step 6: Final answer
    x = 24,664.26

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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.