Home / 35,607.23-53,442.95-18,981.11

Finding the Fourth Proportional to 35,607.23, 53,442.95 and 18,981.11

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Solution

The fourth proportional to 35,607.23, 53,442.95 and 18,981.11 is: 28,488.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,607.23 : 53,442.95 = 18,981.11 : x
  2. Step 2: Convert to fraction form
    35,607.23/53,442.95 = 18,981.11/x
  3. Step 3: Cross multiply
    35,607.23x = 53,442.95 × 18,981.11
  4. Step 4: Simplify right side
    35,607.23x = 1,014,406,512.67
  5. Step 5: Solve for x
    x = 1,014,406,512.67/35,607.23
  6. Step 6: Final answer
    x = 28,488.78

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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.