Home / 17,846.16-26,706-13,155.08

Finding the Fourth Proportional to 17,846.16, 26,706 and 13,155.08

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Solution

The fourth proportional to 17,846.16, 26,706 and 13,155.08 is: 19,686.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,846.16 : 26,706 = 13,155.08 : x
  2. Step 2: Convert to fraction form
    17,846.16/26,706 = 13,155.08/x
  3. Step 3: Cross multiply
    17,846.16x = 26,706 × 13,155.08
  4. Step 4: Simplify right side
    17,846.16x = 351,319,566.48
  5. Step 5: Solve for x
    x = 351,319,566.48/17,846.16
  6. Step 6: Final answer
    x = 19,686.00

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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.