Home / 42,768.06-64,106.70-16,461.42

Finding the Fourth Proportional to 42,768.06, 64,106.70 and 16,461.42

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Solution

The fourth proportional to 42,768.06, 64,106.70 and 16,461.42 is: 24,674.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768.06 : 64,106.70 = 16,461.42 : x
  2. Step 2: Convert to fraction form
    42,768.06/64,106.70 = 16,461.42/x
  3. Step 3: Cross multiply
    42,768.06x = 64,106.70 × 16,461.42
  4. Step 4: Simplify right side
    42,768.06x = 1,055,287,313.51
  5. Step 5: Solve for x
    x = 1,055,287,313.51/42,768.06
  6. Step 6: Final answer
    x = 24,674.66

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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.