Home / 26,404.10-36,440.71-15,075.21

Finding the Fourth Proportional to 26,404.10, 36,440.71 and 15,075.21

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Solution

The fourth proportional to 26,404.10, 36,440.71 and 15,075.21 is: 20,805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,404.10 : 36,440.71 = 15,075.21 : x
  2. Step 2: Convert to fraction form
    26,404.10/36,440.71 = 15,075.21/x
  3. Step 3: Cross multiply
    26,404.10x = 36,440.71 × 15,075.21
  4. Step 4: Simplify right side
    26,404.10x = 549,351,497.16
  5. Step 5: Solve for x
    x = 549,351,497.16/26,404.10
  6. Step 6: Final answer
    x = 20,805.54

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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.