Home / 11,332.04-15,599.40-9,831.11

Finding the Fourth Proportional to 11,332.04, 15,599.40 and 9,831.11

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Solution

The fourth proportional to 11,332.04, 15,599.40 and 9,831.11 is: 13,533.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.04 : 15,599.40 = 9,831.11 : x
  2. Step 2: Convert to fraction form
    11,332.04/15,599.40 = 9,831.11/x
  3. Step 3: Cross multiply
    11,332.04x = 15,599.40 × 9,831.11
  4. Step 4: Simplify right side
    11,332.04x = 153,359,417.33
  5. Step 5: Solve for x
    x = 153,359,417.33/11,332.04
  6. Step 6: Final answer
    x = 13,533.26

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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.