Home / 14,526.48-21,776.58-5,290.32

Finding the Fourth Proportional to 14,526.48, 21,776.58 and 5,290.32

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Solution

The fourth proportional to 14,526.48, 21,776.58 and 5,290.32 is: 7,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526.48 : 21,776.58 = 5,290.32 : x
  2. Step 2: Convert to fraction form
    14,526.48/21,776.58 = 5,290.32/x
  3. Step 3: Cross multiply
    14,526.48x = 21,776.58 × 5,290.32
  4. Step 4: Simplify right side
    14,526.48x = 115,205,076.71
  5. Step 5: Solve for x
    x = 115,205,076.71/14,526.48
  6. Step 6: Final answer
    x = 7,930.69

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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.