Home / 35,061.36-48,394.20-20,914.80

Finding the Fourth Proportional to 35,061.36, 48,394.20 and 20,914.80

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Solution

The fourth proportional to 35,061.36, 48,394.20 and 20,914.80 is: 28,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,061.36 : 48,394.20 = 20,914.80 : x
  2. Step 2: Convert to fraction form
    35,061.36/48,394.20 = 20,914.80/x
  3. Step 3: Cross multiply
    35,061.36x = 48,394.20 × 20,914.80
  4. Step 4: Simplify right side
    35,061.36x = 1,012,155,014.16
  5. Step 5: Solve for x
    x = 1,012,155,014.16/35,061.36
  6. Step 6: Final answer
    x = 28,868.10

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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.