Home / 15,484.77-23,219.87-5,617.15

Finding the Fourth Proportional to 15,484.77, 23,219.87 and 5,617.15

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Solution

The fourth proportional to 15,484.77, 23,219.87 and 5,617.15 is: 8,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,484.77 : 23,219.87 = 5,617.15 : x
  2. Step 2: Convert to fraction form
    15,484.77/23,219.87 = 5,617.15/x
  3. Step 3: Cross multiply
    15,484.77x = 23,219.87 × 5,617.15
  4. Step 4: Simplify right side
    15,484.77x = 130,429,406.64
  5. Step 5: Solve for x
    x = 130,429,406.64/15,484.77
  6. Step 6: Final answer
    x = 8,423.08

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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.