Home / 35,411.05-48,875.56-20,303.44

Finding the Fourth Proportional to 35,411.05, 48,875.56 and 20,303.44

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Solution

The fourth proportional to 35,411.05, 48,875.56 and 20,303.44 is: 28,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,411.05 : 48,875.56 = 20,303.44 : x
  2. Step 2: Convert to fraction form
    35,411.05/48,875.56 = 20,303.44/x
  3. Step 3: Cross multiply
    35,411.05x = 48,875.56 × 20,303.44
  4. Step 4: Simplify right side
    35,411.05x = 992,341,999.93
  5. Step 5: Solve for x
    x = 992,341,999.93/35,411.05
  6. Step 6: Final answer
    x = 28,023.51

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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.