Home / 46,985.54-64,840.23-28,122.66

Finding the Fourth Proportional to 46,985.54, 64,840.23 and 28,122.66

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Solution

The fourth proportional to 46,985.54, 64,840.23 and 28,122.66 is: 38,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,985.54 : 64,840.23 = 28,122.66 : x
  2. Step 2: Convert to fraction form
    46,985.54/64,840.23 = 28,122.66/x
  3. Step 3: Cross multiply
    46,985.54x = 64,840.23 × 28,122.66
  4. Step 4: Simplify right side
    46,985.54x = 1,823,479,742.61
  5. Step 5: Solve for x
    x = 1,823,479,742.61/46,985.54
  6. Step 6: Final answer
    x = 38,809.39

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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.