Home / 34,871.04-48,121.02-18,955.08

Finding the Fourth Proportional to 34,871.04, 48,121.02 and 18,955.08

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Solution

The fourth proportional to 34,871.04, 48,121.02 and 18,955.08 is: 26,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,871.04 : 48,121.02 = 18,955.08 : x
  2. Step 2: Convert to fraction form
    34,871.04/48,121.02 = 18,955.08/x
  3. Step 3: Cross multiply
    34,871.04x = 48,121.02 × 18,955.08
  4. Step 4: Simplify right side
    34,871.04x = 912,137,783.78
  5. Step 5: Solve for x
    x = 912,137,783.78/34,871.04
  6. Step 6: Final answer
    x = 26,157.46

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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.