Home / 35,039.12-48,353.31-19,123.67

Finding the Fourth Proportional to 35,039.12, 48,353.31 and 19,123.67

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Solution

The fourth proportional to 35,039.12, 48,353.31 and 19,123.67 is: 26,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,039.12 : 48,353.31 = 19,123.67 : x
  2. Step 2: Convert to fraction form
    35,039.12/48,353.31 = 19,123.67/x
  3. Step 3: Cross multiply
    35,039.12x = 48,353.31 × 19,123.67
  4. Step 4: Simplify right side
    35,039.12x = 924,692,864.73
  5. Step 5: Solve for x
    x = 924,692,864.73/35,039.12
  6. Step 6: Final answer
    x = 26,390.30

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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.