Home / 35,073.15-52,632.75-12,886.71

Finding the Fourth Proportional to 35,073.15, 52,632.75 and 12,886.71

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Solution

The fourth proportional to 35,073.15, 52,632.75 and 12,886.71 is: 19,338.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,073.15 : 52,632.75 = 12,886.71 : x
  2. Step 2: Convert to fraction form
    35,073.15/52,632.75 = 12,886.71/x
  3. Step 3: Cross multiply
    35,073.15x = 52,632.75 × 12,886.71
  4. Step 4: Simplify right side
    35,073.15x = 678,262,985.75
  5. Step 5: Solve for x
    x = 678,262,985.75/35,073.15
  6. Step 6: Final answer
    x = 19,338.52

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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.