Home / 19,102.10-26,360.40-10,603.98

Finding the Fourth Proportional to 19,102.10, 26,360.40 and 10,603.98

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Solution

The fourth proportional to 19,102.10, 26,360.40 and 10,603.98 is: 14,633.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.10 : 26,360.40 = 10,603.98 : x
  2. Step 2: Convert to fraction form
    19,102.10/26,360.40 = 10,603.98/x
  3. Step 3: Cross multiply
    19,102.10x = 26,360.40 × 10,603.98
  4. Step 4: Simplify right side
    19,102.10x = 279,525,154.39
  5. Step 5: Solve for x
    x = 279,525,154.39/19,102.10
  6. Step 6: Final answer
    x = 14,633.22

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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.