Home / 16,919.95-23,341.71-10,953.55

Finding the Fourth Proportional to 16,919.95, 23,341.71 and 10,953.55

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Solution

The fourth proportional to 16,919.95, 23,341.71 and 10,953.55 is: 15,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.95 : 23,341.71 = 10,953.55 : x
  2. Step 2: Convert to fraction form
    16,919.95/23,341.71 = 10,953.55/x
  3. Step 3: Cross multiply
    16,919.95x = 23,341.71 × 10,953.55
  4. Step 4: Simplify right side
    16,919.95x = 255,674,587.57
  5. Step 5: Solve for x
    x = 255,674,587.57/16,919.95
  6. Step 6: Final answer
    x = 15,110.84

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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.