Home / 15,631.32-23,396.63-10,298.90

Finding the Fourth Proportional to 15,631.32, 23,396.63 and 10,298.90

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Solution

The fourth proportional to 15,631.32, 23,396.63 and 10,298.90 is: 15,415.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,631.32 : 23,396.63 = 10,298.90 : x
  2. Step 2: Convert to fraction form
    15,631.32/23,396.63 = 10,298.90/x
  3. Step 3: Cross multiply
    15,631.32x = 23,396.63 × 10,298.90
  4. Step 4: Simplify right side
    15,631.32x = 240,959,384.23
  5. Step 5: Solve for x
    x = 240,959,384.23/15,631.32
  6. Step 6: Final answer
    x = 15,415.17

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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.