Home / 30,127.02-41,574.18-16,699.50

Finding the Fourth Proportional to 30,127.02, 41,574.18 and 16,699.50

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Solution

The fourth proportional to 30,127.02, 41,574.18 and 16,699.50 is: 23,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127.02 : 41,574.18 = 16,699.50 : x
  2. Step 2: Convert to fraction form
    30,127.02/41,574.18 = 16,699.50/x
  3. Step 3: Cross multiply
    30,127.02x = 41,574.18 × 16,699.50
  4. Step 4: Simplify right side
    30,127.02x = 694,268,018.91
  5. Step 5: Solve for x
    x = 694,268,018.91/30,127.02
  6. Step 6: Final answer
    x = 23,044.70

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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.