Home / 32,709.12-45,140.06-19,280.94

Finding the Fourth Proportional to 32,709.12, 45,140.06 and 19,280.94

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Solution

The fourth proportional to 32,709.12, 45,140.06 and 19,280.94 is: 26,608.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,709.12 : 45,140.06 = 19,280.94 : x
  2. Step 2: Convert to fraction form
    32,709.12/45,140.06 = 19,280.94/x
  3. Step 3: Cross multiply
    32,709.12x = 45,140.06 × 19,280.94
  4. Step 4: Simplify right side
    32,709.12x = 870,342,788.46
  5. Step 5: Solve for x
    x = 870,342,788.46/32,709.12
  6. Step 6: Final answer
    x = 26,608.57

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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.