Home / 35,710.20-53,543.70-15,985.08

Finding the Fourth Proportional to 35,710.20, 53,543.70 and 15,985.08

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Solution

The fourth proportional to 35,710.20, 53,543.70 and 15,985.08 is: 23,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,710.20 : 53,543.70 = 15,985.08 : x
  2. Step 2: Convert to fraction form
    35,710.20/53,543.70 = 15,985.08/x
  3. Step 3: Cross multiply
    35,710.20x = 53,543.70 × 15,985.08
  4. Step 4: Simplify right side
    35,710.20x = 855,900,328.00
  5. Step 5: Solve for x
    x = 855,900,328.00/35,710.20
  6. Step 6: Final answer
    x = 23,967.95

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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.