Home / 19,353.90-26,710.47-10,969.50

Finding the Fourth Proportional to 19,353.90, 26,710.47 and 10,969.50

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Solution

The fourth proportional to 19,353.90, 26,710.47 and 10,969.50 is: 15,139.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.90 : 26,710.47 = 10,969.50 : x
  2. Step 2: Convert to fraction form
    19,353.90/26,710.47 = 10,969.50/x
  3. Step 3: Cross multiply
    19,353.90x = 26,710.47 × 10,969.50
  4. Step 4: Simplify right side
    19,353.90x = 293,000,500.67
  5. Step 5: Solve for x
    x = 293,000,500.67/19,353.90
  6. Step 6: Final answer
    x = 15,139.09

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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.