Home / 14,075.30-21,117.65-4,716.25

Finding the Fourth Proportional to 14,075.30, 21,117.65 and 4,716.25

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Solution

The fourth proportional to 14,075.30, 21,117.65 and 4,716.25 is: 7,075.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.30 : 21,117.65 = 4,716.25 : x
  2. Step 2: Convert to fraction form
    14,075.30/21,117.65 = 4,716.25/x
  3. Step 3: Cross multiply
    14,075.30x = 21,117.65 × 4,716.25
  4. Step 4: Simplify right side
    14,075.30x = 99,596,040.44
  5. Step 5: Solve for x
    x = 99,596,040.44/14,075.30
  6. Step 6: Final answer
    x = 7,075.94

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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.