Home / 35,533.18-49,030.54-20,426.48

Finding the Fourth Proportional to 35,533.18, 49,030.54 and 20,426.48

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Solution

The fourth proportional to 35,533.18, 49,030.54 and 20,426.48 is: 28,185.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,533.18 : 49,030.54 = 20,426.48 : x
  2. Step 2: Convert to fraction form
    35,533.18/49,030.54 = 20,426.48/x
  3. Step 3: Cross multiply
    35,533.18x = 49,030.54 × 20,426.48
  4. Step 4: Simplify right side
    35,533.18x = 1,001,521,344.70
  5. Step 5: Solve for x
    x = 1,001,521,344.70/35,533.18
  6. Step 6: Final answer
    x = 28,185.53

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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.