Home / 35,913.02-49,561.14-20,602.19

Finding the Fourth Proportional to 35,913.02, 49,561.14 and 20,602.19

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Solution

The fourth proportional to 35,913.02, 49,561.14 and 20,602.19 is: 28,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,913.02 : 49,561.14 = 20,602.19 : x
  2. Step 2: Convert to fraction form
    35,913.02/49,561.14 = 20,602.19/x
  3. Step 3: Cross multiply
    35,913.02x = 49,561.14 × 20,602.19
  4. Step 4: Simplify right side
    35,913.02x = 1,021,068,146.80
  5. Step 5: Solve for x
    x = 1,021,068,146.80/35,913.02
  6. Step 6: Final answer
    x = 28,431.70

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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.