Home / 19,390.56-29,085.84-6,242.93

Finding the Fourth Proportional to 19,390.56, 29,085.84 and 6,242.93

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Solution

The fourth proportional to 19,390.56, 29,085.84 and 6,242.93 is: 9,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390.56 : 29,085.84 = 6,242.93 : x
  2. Step 2: Convert to fraction form
    19,390.56/29,085.84 = 6,242.93/x
  3. Step 3: Cross multiply
    19,390.56x = 29,085.84 × 6,242.93
  4. Step 4: Simplify right side
    19,390.56x = 181,580,863.11
  5. Step 5: Solve for x
    x = 181,580,863.11/19,390.56
  6. Step 6: Final answer
    x = 9,364.40

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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.