Home / 35,303.45-48,719.02-20,195.17

Finding the Fourth Proportional to 35,303.45, 48,719.02 and 20,195.17

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Solution

The fourth proportional to 35,303.45, 48,719.02 and 20,195.17 is: 27,869.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,303.45 : 48,719.02 = 20,195.17 : x
  2. Step 2: Convert to fraction form
    35,303.45/48,719.02 = 20,195.17/x
  3. Step 3: Cross multiply
    35,303.45x = 48,719.02 × 20,195.17
  4. Step 4: Simplify right side
    35,303.45x = 983,889,030.76
  5. Step 5: Solve for x
    x = 983,889,030.76/35,303.45
  6. Step 6: Final answer
    x = 27,869.49

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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.