Home / 14,412.39-21,599.73-7,386.45

Finding the Fourth Proportional to 14,412.39, 21,599.73 and 7,386.45

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Solution

The fourth proportional to 14,412.39, 21,599.73 and 7,386.45 is: 11,070.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412.39 : 21,599.73 = 7,386.45 : x
  2. Step 2: Convert to fraction form
    14,412.39/21,599.73 = 7,386.45/x
  3. Step 3: Cross multiply
    14,412.39x = 21,599.73 × 7,386.45
  4. Step 4: Simplify right side
    14,412.39x = 159,545,325.66
  5. Step 5: Solve for x
    x = 159,545,325.66/14,412.39
  6. Step 6: Final answer
    x = 11,070.01

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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.