Home / 15,606.68-21,536.61-8,533.22

Finding the Fourth Proportional to 15,606.68, 21,536.61 and 8,533.22

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Solution

The fourth proportional to 15,606.68, 21,536.61 and 8,533.22 is: 11,775.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,606.68 : 21,536.61 = 8,533.22 : x
  2. Step 2: Convert to fraction form
    15,606.68/21,536.61 = 8,533.22/x
  3. Step 3: Cross multiply
    15,606.68x = 21,536.61 × 8,533.22
  4. Step 4: Simplify right side
    15,606.68x = 183,776,631.18
  5. Step 5: Solve for x
    x = 183,776,631.18/15,606.68
  6. Step 6: Final answer
    x = 11,775.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.