Home / 19,330.65-26,676.95-18,444.91

Finding the Fourth Proportional to 19,330.65, 26,676.95 and 18,444.91

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Solution

The fourth proportional to 19,330.65, 26,676.95 and 18,444.91 is: 25,454.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.65 : 26,676.95 = 18,444.91 : x
  2. Step 2: Convert to fraction form
    19,330.65/26,676.95 = 18,444.91/x
  3. Step 3: Cross multiply
    19,330.65x = 26,676.95 × 18,444.91
  4. Step 4: Simplify right side
    19,330.65x = 492,053,941.82
  5. Step 5: Solve for x
    x = 492,053,941.82/19,330.65
  6. Step 6: Final answer
    x = 25,454.60

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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.