Home / 38,870.34-58,272.30-17,803.32

Finding the Fourth Proportional to 38,870.34, 58,272.30 and 17,803.32

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Solution

The fourth proportional to 38,870.34, 58,272.30 and 17,803.32 is: 26,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,870.34 : 58,272.30 = 17,803.32 : x
  2. Step 2: Convert to fraction form
    38,870.34/58,272.30 = 17,803.32/x
  3. Step 3: Cross multiply
    38,870.34x = 58,272.30 × 17,803.32
  4. Step 4: Simplify right side
    38,870.34x = 1,037,440,404.04
  5. Step 5: Solve for x
    x = 1,037,440,404.04/38,870.34
  6. Step 6: Final answer
    x = 26,689.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.