Home / 32,940.95-49,417.65-13,221.06

Finding the Fourth Proportional to 32,940.95, 49,417.65 and 13,221.06

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Solution

The fourth proportional to 32,940.95, 49,417.65 and 13,221.06 is: 19,834.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,940.95 : 49,417.65 = 13,221.06 : x
  2. Step 2: Convert to fraction form
    32,940.95/49,417.65 = 13,221.06/x
  3. Step 3: Cross multiply
    32,940.95x = 49,417.65 × 13,221.06
  4. Step 4: Simplify right side
    32,940.95x = 653,353,715.71
  5. Step 5: Solve for x
    x = 653,353,715.71/32,940.95
  6. Step 6: Final answer
    x = 19,834.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.