Home / 35,304.97-48,699.46-20,955.35

Finding the Fourth Proportional to 35,304.97, 48,699.46 and 20,955.35

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Solution

The fourth proportional to 35,304.97, 48,699.46 and 20,955.35 is: 28,905.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,304.97 : 48,699.46 = 20,955.35 : x
  2. Step 2: Convert to fraction form
    35,304.97/48,699.46 = 20,955.35/x
  3. Step 3: Cross multiply
    35,304.97x = 48,699.46 × 20,955.35
  4. Step 4: Simplify right side
    35,304.97x = 1,020,513,985.61
  5. Step 5: Solve for x
    x = 1,020,513,985.61/35,304.97
  6. Step 6: Final answer
    x = 28,905.67

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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.