Home / 30,192.02-45,275.37-11,461.74

Finding the Fourth Proportional to 30,192.02, 45,275.37 and 11,461.74

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Solution

The fourth proportional to 30,192.02, 45,275.37 and 11,461.74 is: 17,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192.02 : 45,275.37 = 11,461.74 : x
  2. Step 2: Convert to fraction form
    30,192.02/45,275.37 = 11,461.74/x
  3. Step 3: Cross multiply
    30,192.02x = 45,275.37 × 11,461.74
  4. Step 4: Simplify right side
    30,192.02x = 518,934,371.05
  5. Step 5: Solve for x
    x = 518,934,371.05/30,192.02
  6. Step 6: Final answer
    x = 17,187.80

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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.