Home / 31,259.67-46,889.58-7,886.11

Finding the Fourth Proportional to 31,259.67, 46,889.58 and 7,886.11

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Solution

The fourth proportional to 31,259.67, 46,889.58 and 7,886.11 is: 11,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,259.67 : 46,889.58 = 7,886.11 : x
  2. Step 2: Convert to fraction form
    31,259.67/46,889.58 = 7,886.11/x
  3. Step 3: Cross multiply
    31,259.67x = 46,889.58 × 7,886.11
  4. Step 4: Simplify right side
    31,259.67x = 369,776,386.00
  5. Step 5: Solve for x
    x = 369,776,386.00/31,259.67
  6. Step 6: Final answer
    x = 11,829.18

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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.