Home / 18,894.48-26,075.64-12,510.04

Finding the Fourth Proportional to 18,894.48, 26,075.64 and 12,510.04

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Solution

The fourth proportional to 18,894.48, 26,075.64 and 12,510.04 is: 17,264.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894.48 : 26,075.64 = 12,510.04 : x
  2. Step 2: Convert to fraction form
    18,894.48/26,075.64 = 12,510.04/x
  3. Step 3: Cross multiply
    18,894.48x = 26,075.64 × 12,510.04
  4. Step 4: Simplify right side
    18,894.48x = 326,207,299.43
  5. Step 5: Solve for x
    x = 326,207,299.43/18,894.48
  6. Step 6: Final answer
    x = 17,264.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.