Home / 64,710.51-97,065.84-20,341.14

Finding the Fourth Proportional to 64,710.51, 97,065.84 and 20,341.14

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Solution

The fourth proportional to 64,710.51, 97,065.84 and 20,341.14 is: 30,511.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,710.51 : 97,065.84 = 20,341.14 : x
  2. Step 2: Convert to fraction form
    64,710.51/97,065.84 = 20,341.14/x
  3. Step 3: Cross multiply
    64,710.51x = 97,065.84 × 20,341.14
  4. Step 4: Simplify right side
    64,710.51x = 1,974,429,840.66
  5. Step 5: Solve for x
    x = 1,974,429,840.66/64,710.51
  6. Step 6: Final answer
    x = 30,511.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.