Home / 35,341.42-48,774.52-20,235.28

Finding the Fourth Proportional to 35,341.42, 48,774.52 and 20,235.28

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Solution

The fourth proportional to 35,341.42, 48,774.52 and 20,235.28 is: 27,926.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,341.42 : 48,774.52 = 20,235.28 : x
  2. Step 2: Convert to fraction form
    35,341.42/48,774.52 = 20,235.28/x
  3. Step 3: Cross multiply
    35,341.42x = 48,774.52 × 20,235.28
  4. Step 4: Simplify right side
    35,341.42x = 986,966,069.07
  5. Step 5: Solve for x
    x = 986,966,069.07/35,341.42
  6. Step 6: Final answer
    x = 27,926.61

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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.