Home / 14,547.46-20,075.51-8,259.83

Finding the Fourth Proportional to 14,547.46, 20,075.51 and 8,259.83

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Solution

The fourth proportional to 14,547.46, 20,075.51 and 8,259.83 is: 11,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.46 : 20,075.51 = 8,259.83 : x
  2. Step 2: Convert to fraction form
    14,547.46/20,075.51 = 8,259.83/x
  3. Step 3: Cross multiply
    14,547.46x = 20,075.51 × 8,259.83
  4. Step 4: Simplify right side
    14,547.46x = 165,820,370.60
  5. Step 5: Solve for x
    x = 165,820,370.60/14,547.46
  6. Step 6: Final answer
    x = 11,398.58

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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.