Home / 19,350.08-26,700-10,969.28

Finding the Fourth Proportional to 19,350.08, 26,700 and 10,969.28

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Solution

The fourth proportional to 19,350.08, 26,700 and 10,969.28 is: 15,135.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.08 : 26,700 = 10,969.28 : x
  2. Step 2: Convert to fraction form
    19,350.08/26,700 = 10,969.28/x
  3. Step 3: Cross multiply
    19,350.08x = 26,700 × 10,969.28
  4. Step 4: Simplify right side
    19,350.08x = 292,879,776
  5. Step 5: Solve for x
    x = 292,879,776/19,350.08
  6. Step 6: Final answer
    x = 15,135.84

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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.