Home / 28,981.28-39,973.52-26,598.98

Finding the Fourth Proportional to 28,981.28, 39,973.52 and 26,598.98

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Solution

The fourth proportional to 28,981.28, 39,973.52 and 26,598.98 is: 36,687.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,981.28 : 39,973.52 = 26,598.98 : x
  2. Step 2: Convert to fraction form
    28,981.28/39,973.52 = 26,598.98/x
  3. Step 3: Cross multiply
    28,981.28x = 39,973.52 × 26,598.98
  4. Step 4: Simplify right side
    28,981.28x = 1,063,254,859.01
  5. Step 5: Solve for x
    x = 1,063,254,859.01/28,981.28
  6. Step 6: Final answer
    x = 36,687.64

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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.