Home / 35,845.02-49,465.11-19,929.18

Finding the Fourth Proportional to 35,845.02, 49,465.11 and 19,929.18

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Solution

The fourth proportional to 35,845.02, 49,465.11 and 19,929.18 is: 27,501.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,845.02 : 49,465.11 = 19,929.18 : x
  2. Step 2: Convert to fraction form
    35,845.02/49,465.11 = 19,929.18/x
  3. Step 3: Cross multiply
    35,845.02x = 49,465.11 × 19,929.18
  4. Step 4: Simplify right side
    35,845.02x = 985,799,080.91
  5. Step 5: Solve for x
    x = 985,799,080.91/35,845.02
  6. Step 6: Final answer
    x = 27,501.70

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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.