Home / 15,762.08-23,642.88-4,075.20

Finding the Fourth Proportional to 15,762.08, 23,642.88 and 4,075.20

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Solution

The fourth proportional to 15,762.08, 23,642.88 and 4,075.20 is: 6,112.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,762.08 : 23,642.88 = 4,075.20 : x
  2. Step 2: Convert to fraction form
    15,762.08/23,642.88 = 4,075.20/x
  3. Step 3: Cross multiply
    15,762.08x = 23,642.88 × 4,075.20
  4. Step 4: Simplify right side
    15,762.08x = 96,349,464.58
  5. Step 5: Solve for x
    x = 96,349,464.58/15,762.08
  6. Step 6: Final answer
    x = 6,112.74

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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.