Home / 30,018.72-41,397.84-23,746.08

Finding the Fourth Proportional to 30,018.72, 41,397.84 and 23,746.08

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Solution

The fourth proportional to 30,018.72, 41,397.84 and 23,746.08 is: 32,747.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,018.72 : 41,397.84 = 23,746.08 : x
  2. Step 2: Convert to fraction form
    30,018.72/41,397.84 = 23,746.08/x
  3. Step 3: Cross multiply
    30,018.72x = 41,397.84 × 23,746.08
  4. Step 4: Simplify right side
    30,018.72x = 983,036,420.47
  5. Step 5: Solve for x
    x = 983,036,420.47/30,018.72
  6. Step 6: Final answer
    x = 32,747.45

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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.