Home / 25,528.40-35,224-14,915.98

Finding the Fourth Proportional to 25,528.40, 35,224 and 14,915.98

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Solution

The fourth proportional to 25,528.40, 35,224 and 14,915.98 is: 20,581.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,528.40 : 35,224 = 14,915.98 : x
  2. Step 2: Convert to fraction form
    25,528.40/35,224 = 14,915.98/x
  3. Step 3: Cross multiply
    25,528.40x = 35,224 × 14,915.98
  4. Step 4: Simplify right side
    25,528.40x = 525,400,479.52
  5. Step 5: Solve for x
    x = 525,400,479.52/25,528.40
  6. Step 6: Final answer
    x = 20,581.02

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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.