Home / 30,084.51-41,515.47-16,655.52

Finding the Fourth Proportional to 30,084.51, 41,515.47 and 16,655.52

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Solution

The fourth proportional to 30,084.51, 41,515.47 and 16,655.52 is: 22,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084.51 : 41,515.47 = 16,655.52 : x
  2. Step 2: Convert to fraction form
    30,084.51/41,515.47 = 16,655.52/x
  3. Step 3: Cross multiply
    30,084.51x = 41,515.47 × 16,655.52
  4. Step 4: Simplify right side
    30,084.51x = 691,461,740.89
  5. Step 5: Solve for x
    x = 691,461,740.89/30,084.51
  6. Step 6: Final answer
    x = 22,983.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.