Home / 20,802.04-31,203.28-6,011.08

Finding the Fourth Proportional to 20,802.04, 31,203.28 and 6,011.08

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Solution

The fourth proportional to 20,802.04, 31,203.28 and 6,011.08 is: 9,016.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,802.04 : 31,203.28 = 6,011.08 : x
  2. Step 2: Convert to fraction form
    20,802.04/31,203.28 = 6,011.08/x
  3. Step 3: Cross multiply
    20,802.04x = 31,203.28 × 6,011.08
  4. Step 4: Simplify right side
    20,802.04x = 187,565,412.34
  5. Step 5: Solve for x
    x = 187,565,412.34/20,802.04
  6. Step 6: Final answer
    x = 9,016.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.