Home / 19,203.55-26,487.93-16,681.26

Finding the Fourth Proportional to 19,203.55, 26,487.93 and 16,681.26

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Solution

The fourth proportional to 19,203.55, 26,487.93 and 16,681.26 is: 23,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.55 : 26,487.93 = 16,681.26 : x
  2. Step 2: Convert to fraction form
    19,203.55/26,487.93 = 16,681.26/x
  3. Step 3: Cross multiply
    19,203.55x = 26,487.93 × 16,681.26
  4. Step 4: Simplify right side
    19,203.55x = 441,852,047.19
  5. Step 5: Solve for x
    x = 441,852,047.19/19,203.55
  6. Step 6: Final answer
    x = 23,008.87

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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.