Home / 10,332.42-14,252.34-9,009.30

Finding the Fourth Proportional to 10,332.42, 14,252.34 and 9,009.30

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Solution

The fourth proportional to 10,332.42, 14,252.34 and 9,009.30 is: 12,427.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.42 : 14,252.34 = 9,009.30 : x
  2. Step 2: Convert to fraction form
    10,332.42/14,252.34 = 9,009.30/x
  3. Step 3: Cross multiply
    10,332.42x = 14,252.34 × 9,009.30
  4. Step 4: Simplify right side
    10,332.42x = 128,403,606.76
  5. Step 5: Solve for x
    x = 128,403,606.76/10,332.42
  6. Step 6: Final answer
    x = 12,427.25

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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.