Home / 35,529.90-53,285.10-13,341.60

Finding the Fourth Proportional to 35,529.90, 53,285.10 and 13,341.60

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Solution

The fourth proportional to 35,529.90, 53,285.10 and 13,341.60 is: 20,008.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529.90 : 53,285.10 = 13,341.60 : x
  2. Step 2: Convert to fraction form
    35,529.90/53,285.10 = 13,341.60/x
  3. Step 3: Cross multiply
    35,529.90x = 53,285.10 × 13,341.60
  4. Step 4: Simplify right side
    35,529.90x = 710,908,490.16
  5. Step 5: Solve for x
    x = 710,908,490.16/35,529.90
  6. Step 6: Final answer
    x = 20,008.74

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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.