Home / 35,518.48-49,014.60-19,602.72

Finding the Fourth Proportional to 35,518.48, 49,014.60 and 19,602.72

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Solution

The fourth proportional to 35,518.48, 49,014.60 and 19,602.72 is: 27,051.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,518.48 : 49,014.60 = 19,602.72 : x
  2. Step 2: Convert to fraction form
    35,518.48/49,014.60 = 19,602.72/x
  3. Step 3: Cross multiply
    35,518.48x = 49,014.60 × 19,602.72
  4. Step 4: Simplify right side
    35,518.48x = 960,819,479.71
  5. Step 5: Solve for x
    x = 960,819,479.71/35,518.48
  6. Step 6: Final answer
    x = 27,051.26

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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.