Home / 35,769.20-53,607.90-19,974.20

Finding the Fourth Proportional to 35,769.20, 53,607.90 and 19,974.20

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Solution

The fourth proportional to 35,769.20, 53,607.90 and 19,974.20 is: 29,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,769.20 : 53,607.90 = 19,974.20 : x
  2. Step 2: Convert to fraction form
    35,769.20/53,607.90 = 19,974.20/x
  3. Step 3: Cross multiply
    35,769.20x = 53,607.90 × 19,974.20
  4. Step 4: Simplify right side
    35,769.20x = 1,070,774,916.18
  5. Step 5: Solve for x
    x = 1,070,774,916.18/35,769.20
  6. Step 6: Final answer
    x = 29,935.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.