Home / 18,894.79-26,075.30-10,397.13

Finding the Fourth Proportional to 18,894.79, 26,075.30 and 10,397.13

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Solution

The fourth proportional to 18,894.79, 26,075.30 and 10,397.13 is: 14,348.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894.79 : 26,075.30 = 10,397.13 : x
  2. Step 2: Convert to fraction form
    18,894.79/26,075.30 = 10,397.13/x
  3. Step 3: Cross multiply
    18,894.79x = 26,075.30 × 10,397.13
  4. Step 4: Simplify right side
    18,894.79x = 271,108,283.89
  5. Step 5: Solve for x
    x = 271,108,283.89/18,894.79
  6. Step 6: Final answer
    x = 14,348.31

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1.5x scale

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.