Home / 35,517.75-53,283.86-14,457.61

Finding the Fourth Proportional to 35,517.75, 53,283.86 and 14,457.61

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Solution

The fourth proportional to 35,517.75, 53,283.86 and 14,457.61 is: 21,689.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,517.75 : 53,283.86 = 14,457.61 : x
  2. Step 2: Convert to fraction form
    35,517.75/53,283.86 = 14,457.61/x
  3. Step 3: Cross multiply
    35,517.75x = 53,283.86 × 14,457.61
  4. Step 4: Simplify right side
    35,517.75x = 770,357,315.71
  5. Step 5: Solve for x
    x = 770,357,315.71/35,517.75
  6. Step 6: Final answer
    x = 21,689.36

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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.