Home / 30,372.36-45,565.01-10,652.10

Finding the Fourth Proportional to 30,372.36, 45,565.01 and 10,652.10

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Solution

The fourth proportional to 30,372.36, 45,565.01 and 10,652.10 is: 15,980.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,372.36 : 45,565.01 = 10,652.10 : x
  2. Step 2: Convert to fraction form
    30,372.36/45,565.01 = 10,652.10/x
  3. Step 3: Cross multiply
    30,372.36x = 45,565.01 × 10,652.10
  4. Step 4: Simplify right side
    30,372.36x = 485,363,043.02
  5. Step 5: Solve for x
    x = 485,363,043.02/30,372.36
  6. Step 6: Final answer
    x = 15,980.42

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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.