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Finding the Fourth Proportional to 34,925.10, 48,193.95 and 19,009.20

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Solution

The fourth proportional to 34,925.10, 48,193.95 and 19,009.20 is: 26,231.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,925.10 : 48,193.95 = 19,009.20 : x
  2. Step 2: Convert to fraction form
    34,925.10/48,193.95 = 19,009.20/x
  3. Step 3: Cross multiply
    34,925.10x = 48,193.95 × 19,009.20
  4. Step 4: Simplify right side
    34,925.10x = 916,128,434.34
  5. Step 5: Solve for x
    x = 916,128,434.34/34,925.10
  6. Step 6: Final answer
    x = 26,231.23

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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.