Home / 34,302.08-51,423.55-13,256.89

Finding the Fourth Proportional to 34,302.08, 51,423.55 and 13,256.89

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Solution

The fourth proportional to 34,302.08, 51,423.55 and 13,256.89 is: 19,873.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,302.08 : 51,423.55 = 13,256.89 : x
  2. Step 2: Convert to fraction form
    34,302.08/51,423.55 = 13,256.89/x
  3. Step 3: Cross multiply
    34,302.08x = 51,423.55 × 13,256.89
  4. Step 4: Simplify right side
    34,302.08x = 681,716,345.76
  5. Step 5: Solve for x
    x = 681,716,345.76/34,302.08
  6. Step 6: Final answer
    x = 19,873.91

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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.