Home / 29,300.18-40,407.67-19,224.79

Finding the Fourth Proportional to 29,300.18, 40,407.67 and 19,224.79

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Solution

The fourth proportional to 29,300.18, 40,407.67 and 19,224.79 is: 26,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,300.18 : 40,407.67 = 19,224.79 : x
  2. Step 2: Convert to fraction form
    29,300.18/40,407.67 = 19,224.79/x
  3. Step 3: Cross multiply
    29,300.18x = 40,407.67 × 19,224.79
  4. Step 4: Simplify right side
    29,300.18x = 776,828,970.14
  5. Step 5: Solve for x
    x = 776,828,970.14/29,300.18
  6. Step 6: Final answer
    x = 26,512.77

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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.