Home / 25,700.16-35,465.76-14,521.92

Finding the Fourth Proportional to 25,700.16, 35,465.76 and 14,521.92

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Solution

The fourth proportional to 25,700.16, 35,465.76 and 14,521.92 is: 20,039.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,700.16 : 35,465.76 = 14,521.92 : x
  2. Step 2: Convert to fraction form
    25,700.16/35,465.76 = 14,521.92/x
  3. Step 3: Cross multiply
    25,700.16x = 35,465.76 × 14,521.92
  4. Step 4: Simplify right side
    25,700.16x = 515,030,929.46
  5. Step 5: Solve for x
    x = 515,030,929.46/25,700.16
  6. Step 6: Final answer
    x = 20,039.99

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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.