Home / 30,018.15-45,028.08-10,296.27

Finding the Fourth Proportional to 30,018.15, 45,028.08 and 10,296.27

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Solution

The fourth proportional to 30,018.15, 45,028.08 and 10,296.27 is: 15,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,018.15 : 45,028.08 = 10,296.27 : x
  2. Step 2: Convert to fraction form
    30,018.15/45,028.08 = 10,296.27/x
  3. Step 3: Cross multiply
    30,018.15x = 45,028.08 × 10,296.27
  4. Step 4: Simplify right side
    30,018.15x = 463,621,269.26
  5. Step 5: Solve for x
    x = 463,621,269.26/30,018.15
  6. Step 6: Final answer
    x = 15,444.70

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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.