Home / 56,457.29-84,685.96-14,340.53

Finding the Fourth Proportional to 56,457.29, 84,685.96 and 14,340.53

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Solution

The fourth proportional to 56,457.29, 84,685.96 and 14,340.53 is: 21,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,457.29 : 84,685.96 = 14,340.53 : x
  2. Step 2: Convert to fraction form
    56,457.29/84,685.96 = 14,340.53/x
  3. Step 3: Cross multiply
    56,457.29x = 84,685.96 × 14,340.53
  4. Step 4: Simplify right side
    56,457.29x = 1,214,441,549.96
  5. Step 5: Solve for x
    x = 1,214,441,549.96/56,457.29
  6. Step 6: Final answer
    x = 21,510.80

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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.