Home / 47,030.45-64,900.55-25,809.17

Finding the Fourth Proportional to 47,030.45, 64,900.55 and 25,809.17

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Solution

The fourth proportional to 47,030.45, 64,900.55 and 25,809.17 is: 35,615.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,030.45 : 64,900.55 = 25,809.17 : x
  2. Step 2: Convert to fraction form
    47,030.45/64,900.55 = 25,809.17/x
  3. Step 3: Cross multiply
    47,030.45x = 64,900.55 × 25,809.17
  4. Step 4: Simplify right side
    47,030.45x = 1,675,029,068.06
  5. Step 5: Solve for x
    x = 1,675,029,068.06/47,030.45
  6. Step 6: Final answer
    x = 35,615.85

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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.