Home / 47,417.08-65,436.88-28,307.96

Finding the Fourth Proportional to 47,417.08, 65,436.88 and 28,307.96

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Solution

The fourth proportional to 47,417.08, 65,436.88 and 28,307.96 is: 39,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,417.08 : 65,436.88 = 28,307.96 : x
  2. Step 2: Convert to fraction form
    47,417.08/65,436.88 = 28,307.96/x
  3. Step 3: Cross multiply
    47,417.08x = 65,436.88 × 28,307.96
  4. Step 4: Simplify right side
    47,417.08x = 1,852,384,581.56
  5. Step 5: Solve for x
    x = 1,852,384,581.56/47,417.08
  6. Step 6: Final answer
    x = 39,065.77

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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.