Home / 14,461.04-21,681.80-6,665.60

Finding the Fourth Proportional to 14,461.04, 21,681.80 and 6,665.60

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Solution

The fourth proportional to 14,461.04, 21,681.80 and 6,665.60 is: 9,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461.04 : 21,681.80 = 6,665.60 : x
  2. Step 2: Convert to fraction form
    14,461.04/21,681.80 = 6,665.60/x
  3. Step 3: Cross multiply
    14,461.04x = 21,681.80 × 6,665.60
  4. Step 4: Simplify right side
    14,461.04x = 144,522,206.08
  5. Step 5: Solve for x
    x = 144,522,206.08/14,461.04
  6. Step 6: Final answer
    x = 9,993.90

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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.