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Finding the Fourth Proportional to 34,948.40, 48,228.21 and 19,032.50

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Solution

The fourth proportional to 34,948.40, 48,228.21 and 19,032.50 is: 26,264.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,948.40 : 48,228.21 = 19,032.50 : x
  2. Step 2: Convert to fraction form
    34,948.40/48,228.21 = 19,032.50/x
  3. Step 3: Cross multiply
    34,948.40x = 48,228.21 × 19,032.50
  4. Step 4: Simplify right side
    34,948.40x = 917,903,527.40
  5. Step 5: Solve for x
    x = 917,903,527.40/34,948.40
  6. Step 6: Final answer
    x = 26,264.54

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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.