Home / 25,535.81-35,239.73-14,923.40

Finding the Fourth Proportional to 25,535.81, 35,239.73 and 14,923.40

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Solution

The fourth proportional to 25,535.81, 35,239.73 and 14,923.40 is: 20,594.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,535.81 : 35,239.73 = 14,923.40 : x
  2. Step 2: Convert to fraction form
    25,535.81/35,239.73 = 14,923.40/x
  3. Step 3: Cross multiply
    25,535.81x = 35,239.73 × 14,923.40
  4. Step 4: Simplify right side
    25,535.81x = 525,896,335.87
  5. Step 5: Solve for x
    x = 525,896,335.87/25,535.81
  6. Step 6: Final answer
    x = 20,594.46

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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.