Home / 30,085.99-41,518.02-16,656.46

Finding the Fourth Proportional to 30,085.99, 41,518.02 and 16,656.46

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Solution

The fourth proportional to 30,085.99, 41,518.02 and 16,656.46 is: 22,985.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,085.99 : 41,518.02 = 16,656.46 : x
  2. Step 2: Convert to fraction form
    30,085.99/41,518.02 = 16,656.46/x
  3. Step 3: Cross multiply
    30,085.99x = 41,518.02 × 16,656.46
  4. Step 4: Simplify right side
    30,085.99x = 691,543,239.41
  5. Step 5: Solve for x
    x = 691,543,239.41/30,085.99
  6. Step 6: Final answer
    x = 22,985.56

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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.