Home / 10,622.66-14,663.28-9,124.58

Finding the Fourth Proportional to 10,622.66, 14,663.28 and 9,124.58

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Solution

The fourth proportional to 10,622.66, 14,663.28 and 9,124.58 is: 12,595.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,622.66 : 14,663.28 = 9,124.58 : x
  2. Step 2: Convert to fraction form
    10,622.66/14,663.28 = 9,124.58/x
  3. Step 3: Cross multiply
    10,622.66x = 14,663.28 × 9,124.58
  4. Step 4: Simplify right side
    10,622.66x = 133,796,271.42
  5. Step 5: Solve for x
    x = 133,796,271.42/10,622.66
  6. Step 6: Final answer
    x = 12,595.36

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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.