Home / 15,533.04-21,440.28-10,567.92

Finding the Fourth Proportional to 15,533.04, 21,440.28 and 10,567.92

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Solution

The fourth proportional to 15,533.04, 21,440.28 and 10,567.92 is: 14,586.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533.04 : 21,440.28 = 10,567.92 : x
  2. Step 2: Convert to fraction form
    15,533.04/21,440.28 = 10,567.92/x
  3. Step 3: Cross multiply
    15,533.04x = 21,440.28 × 10,567.92
  4. Step 4: Simplify right side
    15,533.04x = 226,579,163.82
  5. Step 5: Solve for x
    x = 226,579,163.82/15,533.04
  6. Step 6: Final answer
    x = 14,586.92

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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.