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Finding the Fourth Proportional to 14,802.88, 22,215.27 and 7,011.71

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Solution

The fourth proportional to 14,802.88, 22,215.27 and 7,011.71 is: 10,522.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,802.88 : 22,215.27 = 7,011.71 : x
  2. Step 2: Convert to fraction form
    14,802.88/22,215.27 = 7,011.71/x
  3. Step 3: Cross multiply
    14,802.88x = 22,215.27 × 7,011.71
  4. Step 4: Simplify right side
    14,802.88x = 155,767,030.81
  5. Step 5: Solve for x
    x = 155,767,030.81/14,802.88
  6. Step 6: Final answer
    x = 10,522.75

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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.