Home / 23,653.15-32,638.95-13,579.18

Finding the Fourth Proportional to 23,653.15, 32,638.95 and 13,579.18

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Solution

The fourth proportional to 23,653.15, 32,638.95 and 13,579.18 is: 18,737.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,653.15 : 32,638.95 = 13,579.18 : x
  2. Step 2: Convert to fraction form
    23,653.15/32,638.95 = 13,579.18/x
  3. Step 3: Cross multiply
    23,653.15x = 32,638.95 × 13,579.18
  4. Step 4: Simplify right side
    23,653.15x = 443,210,095.46
  5. Step 5: Solve for x
    x = 443,210,095.46/23,653.15
  6. Step 6: Final answer
    x = 18,737.89

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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.