Home / 35,592.72-49,094.16-21,430.80

Finding the Fourth Proportional to 35,592.72, 49,094.16 and 21,430.80

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Solution

The fourth proportional to 35,592.72, 49,094.16 and 21,430.80 is: 29,560.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,592.72 : 49,094.16 = 21,430.80 : x
  2. Step 2: Convert to fraction form
    35,592.72/49,094.16 = 21,430.80/x
  3. Step 3: Cross multiply
    35,592.72x = 49,094.16 × 21,430.80
  4. Step 4: Simplify right side
    35,592.72x = 1,052,127,124.13
  5. Step 5: Solve for x
    x = 1,052,127,124.13/35,592.72
  6. Step 6: Final answer
    x = 29,560.18

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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.