Home / 34,986.75-48,281.58-19,071.15

Finding the Fourth Proportional to 34,986.75, 48,281.58 and 19,071.15

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Solution

The fourth proportional to 34,986.75, 48,281.58 and 19,071.15 is: 26,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,986.75 : 48,281.58 = 19,071.15 : x
  2. Step 2: Convert to fraction form
    34,986.75/48,281.58 = 19,071.15/x
  3. Step 3: Cross multiply
    34,986.75x = 48,281.58 × 19,071.15
  4. Step 4: Simplify right side
    34,986.75x = 920,785,254.42
  5. Step 5: Solve for x
    x = 920,785,254.42/34,986.75
  6. Step 6: Final answer
    x = 26,318.11

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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.