Home / 47,390.04-65,401.02-28,264.77

Finding the Fourth Proportional to 47,390.04, 65,401.02 and 28,264.77

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Solution

The fourth proportional to 47,390.04, 65,401.02 and 28,264.77 is: 39,007.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,390.04 : 65,401.02 = 28,264.77 : x
  2. Step 2: Convert to fraction form
    47,390.04/65,401.02 = 28,264.77/x
  3. Step 3: Cross multiply
    47,390.04x = 65,401.02 × 28,264.77
  4. Step 4: Simplify right side
    47,390.04x = 1,848,544,788.07
  5. Step 5: Solve for x
    x = 1,848,544,788.07/47,390.04
  6. Step 6: Final answer
    x = 39,007.03

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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.