Home / 13,197.07-19,740.87-10,053.28

Finding the Fourth Proportional to 13,197.07, 19,740.87 and 10,053.28

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Solution

The fourth proportional to 13,197.07, 19,740.87 and 10,053.28 is: 15,038.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.07 : 19,740.87 = 10,053.28 : x
  2. Step 2: Convert to fraction form
    13,197.07/19,740.87 = 10,053.28/x
  3. Step 3: Cross multiply
    13,197.07x = 19,740.87 × 10,053.28
  4. Step 4: Simplify right side
    13,197.07x = 198,460,444.20
  5. Step 5: Solve for x
    x = 198,460,444.20/13,197.07
  6. Step 6: Final answer
    x = 15,038.22

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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.