Home / 19,423.10-26,803.60-10,925.21

Finding the Fourth Proportional to 19,423.10, 26,803.60 and 10,925.21

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Solution

The fourth proportional to 19,423.10, 26,803.60 and 10,925.21 is: 15,076.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.10 : 26,803.60 = 10,925.21 : x
  2. Step 2: Convert to fraction form
    19,423.10/26,803.60 = 10,925.21/x
  3. Step 3: Cross multiply
    19,423.10x = 26,803.60 × 10,925.21
  4. Step 4: Simplify right side
    19,423.10x = 292,834,824.74
  5. Step 5: Solve for x
    x = 292,834,824.74/19,423.10
  6. Step 6: Final answer
    x = 15,076.63

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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.