Home / 19,240.02-26,530.30-12,513.18

Finding the Fourth Proportional to 19,240.02, 26,530.30 and 12,513.18

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Solution

The fourth proportional to 19,240.02, 26,530.30 and 12,513.18 is: 17,254.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240.02 : 26,530.30 = 12,513.18 : x
  2. Step 2: Convert to fraction form
    19,240.02/26,530.30 = 12,513.18/x
  3. Step 3: Cross multiply
    19,240.02x = 26,530.30 × 12,513.18
  4. Step 4: Simplify right side
    19,240.02x = 331,978,419.35
  5. Step 5: Solve for x
    x = 331,978,419.35/19,240.02
  6. Step 6: Final answer
    x = 17,254.58

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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.