Home / 25,040.96-34,547.64-14,962.40

Finding the Fourth Proportional to 25,040.96, 34,547.64 and 14,962.40

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Solution

The fourth proportional to 25,040.96, 34,547.64 and 14,962.40 is: 20,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,040.96 : 34,547.64 = 14,962.40 : x
  2. Step 2: Convert to fraction form
    25,040.96/34,547.64 = 14,962.40/x
  3. Step 3: Cross multiply
    25,040.96x = 34,547.64 × 14,962.40
  4. Step 4: Simplify right side
    25,040.96x = 516,915,608.74
  5. Step 5: Solve for x
    x = 516,915,608.74/25,040.96
  6. Step 6: Final answer
    x = 20,642.80

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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.