Home / 47,376.84-65,403.60-29,477.64

Finding the Fourth Proportional to 47,376.84, 65,403.60 and 29,477.64

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Solution

The fourth proportional to 47,376.84, 65,403.60 and 29,477.64 is: 40,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,376.84 : 65,403.60 = 29,477.64 : x
  2. Step 2: Convert to fraction form
    47,376.84/65,403.60 = 29,477.64/x
  3. Step 3: Cross multiply
    47,376.84x = 65,403.60 × 29,477.64
  4. Step 4: Simplify right side
    47,376.84x = 1,927,943,775.50
  5. Step 5: Solve for x
    x = 1,927,943,775.50/47,376.84
  6. Step 6: Final answer
    x = 40,693.80

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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.