Home / 38,655.53-58,005.59-20,886.24

Finding the Fourth Proportional to 38,655.53, 58,005.59 and 20,886.24

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Solution

The fourth proportional to 38,655.53, 58,005.59 and 20,886.24 is: 31,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,655.53 : 58,005.59 = 20,886.24 : x
  2. Step 2: Convert to fraction form
    38,655.53/58,005.59 = 20,886.24/x
  3. Step 3: Cross multiply
    38,655.53x = 58,005.59 × 20,886.24
  4. Step 4: Simplify right side
    38,655.53x = 1,211,518,569.65
  5. Step 5: Solve for x
    x = 1,211,518,569.65/38,655.53
  6. Step 6: Final answer
    x = 31,341.41

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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.