Home / 39,053.40-58,538.74-12,751.08

Finding the Fourth Proportional to 39,053.40, 58,538.74 and 12,751.08

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Solution

The fourth proportional to 39,053.40, 58,538.74 and 12,751.08 is: 19,113.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,053.40 : 58,538.74 = 12,751.08 : x
  2. Step 2: Convert to fraction form
    39,053.40/58,538.74 = 12,751.08/x
  3. Step 3: Cross multiply
    39,053.40x = 58,538.74 × 12,751.08
  4. Step 4: Simplify right side
    39,053.40x = 746,432,156.84
  5. Step 5: Solve for x
    x = 746,432,156.84/39,053.40
  6. Step 6: Final answer
    x = 19,113.12

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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.