Home / 25,567.42-35,287.86-14,389.42

Finding the Fourth Proportional to 25,567.42, 35,287.86 and 14,389.42

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Solution

The fourth proportional to 25,567.42, 35,287.86 and 14,389.42 is: 19,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,567.42 : 35,287.86 = 14,389.42 : x
  2. Step 2: Convert to fraction form
    25,567.42/35,287.86 = 14,389.42/x
  3. Step 3: Cross multiply
    25,567.42x = 35,287.86 × 14,389.42
  4. Step 4: Simplify right side
    25,567.42x = 507,771,838.44
  5. Step 5: Solve for x
    x = 507,771,838.44/25,567.42
  6. Step 6: Final answer
    x = 19,860.11

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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.