Home / 14,075.58-21,118.47-6,585.75

Finding the Fourth Proportional to 14,075.58, 21,118.47 and 6,585.75

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Solution

The fourth proportional to 14,075.58, 21,118.47 and 6,585.75 is: 9,881.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.58 : 21,118.47 = 6,585.75 : x
  2. Step 2: Convert to fraction form
    14,075.58/21,118.47 = 6,585.75/x
  3. Step 3: Cross multiply
    14,075.58x = 21,118.47 × 6,585.75
  4. Step 4: Simplify right side
    14,075.58x = 139,080,963.80
  5. Step 5: Solve for x
    x = 139,080,963.80/14,075.58
  6. Step 6: Final answer
    x = 9,881.01

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1.5x scale

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.