Home / 32,878.16-45,370.95-18,537.86

Finding the Fourth Proportional to 32,878.16, 45,370.95 and 18,537.86

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Solution

The fourth proportional to 32,878.16, 45,370.95 and 18,537.86 is: 25,581.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,878.16 : 45,370.95 = 18,537.86 : x
  2. Step 2: Convert to fraction form
    32,878.16/45,370.95 = 18,537.86/x
  3. Step 3: Cross multiply
    32,878.16x = 45,370.95 × 18,537.86
  4. Step 4: Simplify right side
    32,878.16x = 841,080,432.59
  5. Step 5: Solve for x
    x = 841,080,432.59/32,878.16
  6. Step 6: Final answer
    x = 25,581.73

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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.