Home / 19,054.95-26,295.77-10,988.57

Finding the Fourth Proportional to 19,054.95, 26,295.77 and 10,988.57

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Solution

The fourth proportional to 19,054.95, 26,295.77 and 10,988.57 is: 15,164.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054.95 : 26,295.77 = 10,988.57 : x
  2. Step 2: Convert to fraction form
    19,054.95/26,295.77 = 10,988.57/x
  3. Step 3: Cross multiply
    19,054.95x = 26,295.77 × 10,988.57
  4. Step 4: Simplify right side
    19,054.95x = 288,952,777.87
  5. Step 5: Solve for x
    x = 288,952,777.87/19,054.95
  6. Step 6: Final answer
    x = 15,164.18

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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.