Home / 34,587.49-51,885.75-12,403.34

Finding the Fourth Proportional to 34,587.49, 51,885.75 and 12,403.34

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Solution

The fourth proportional to 34,587.49, 51,885.75 and 12,403.34 is: 18,606.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,587.49 : 51,885.75 = 12,403.34 : x
  2. Step 2: Convert to fraction form
    34,587.49/51,885.75 = 12,403.34/x
  3. Step 3: Cross multiply
    34,587.49x = 51,885.75 × 12,403.34
  4. Step 4: Simplify right side
    34,587.49x = 643,556,598.41
  5. Step 5: Solve for x
    x = 643,556,598.41/34,587.49
  6. Step 6: Final answer
    x = 18,606.63

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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.