Home / 19,193.95-26,487.30-10,810.45

Finding the Fourth Proportional to 19,193.95, 26,487.30 and 10,810.45

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Solution

The fourth proportional to 19,193.95, 26,487.30 and 10,810.45 is: 14,918.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193.95 : 26,487.30 = 10,810.45 : x
  2. Step 2: Convert to fraction form
    19,193.95/26,487.30 = 10,810.45/x
  3. Step 3: Cross multiply
    19,193.95x = 26,487.30 × 10,810.45
  4. Step 4: Simplify right side
    19,193.95x = 286,339,632.29
  5. Step 5: Solve for x
    x = 286,339,632.29/19,193.95
  6. Step 6: Final answer
    x = 14,918.22

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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.