Home / 12,370.63-17,070.94-7,265.45

Finding the Fourth Proportional to 12,370.63, 17,070.94 and 7,265.45

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Solution

The fourth proportional to 12,370.63, 17,070.94 and 7,265.45 is: 10,026.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.63 : 17,070.94 = 7,265.45 : x
  2. Step 2: Convert to fraction form
    12,370.63/17,070.94 = 7,265.45/x
  3. Step 3: Cross multiply
    12,370.63x = 17,070.94 × 7,265.45
  4. Step 4: Simplify right side
    12,370.63x = 124,028,061.02
  5. Step 5: Solve for x
    x = 124,028,061.02/12,370.63
  6. Step 6: Final answer
    x = 10,026.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.