Home / 58,461.02-80,676.09-31,603.53

Finding the Fourth Proportional to 58,461.02, 80,676.09 and 31,603.53

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Solution

The fourth proportional to 58,461.02, 80,676.09 and 31,603.53 is: 43,612.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,461.02 : 80,676.09 = 31,603.53 : x
  2. Step 2: Convert to fraction form
    58,461.02/80,676.09 = 31,603.53/x
  3. Step 3: Cross multiply
    58,461.02x = 80,676.09 × 31,603.53
  4. Step 4: Simplify right side
    58,461.02x = 2,549,649,230.60
  5. Step 5: Solve for x
    x = 2,549,649,230.60/58,461.02
  6. Step 6: Final answer
    x = 43,612.81

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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.