Home / 25,528.01-35,223.53-14,915.60

Finding the Fourth Proportional to 25,528.01, 35,223.53 and 14,915.60

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Solution

The fourth proportional to 25,528.01, 35,223.53 and 14,915.60 is: 20,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,528.01 : 35,223.53 = 14,915.60 : x
  2. Step 2: Convert to fraction form
    25,528.01/35,223.53 = 14,915.60/x
  3. Step 3: Cross multiply
    25,528.01x = 35,223.53 × 14,915.60
  4. Step 4: Simplify right side
    25,528.01x = 525,379,833.37
  5. Step 5: Solve for x
    x = 525,379,833.37/25,528.01
  6. Step 6: Final answer
    x = 20,580.53

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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.