Home / 42,709.10-64,065.33-16,052.40

Finding the Fourth Proportional to 42,709.10, 64,065.33 and 16,052.40

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Solution

The fourth proportional to 42,709.10, 64,065.33 and 16,052.40 is: 24,079.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,709.10 : 64,065.33 = 16,052.40 : x
  2. Step 2: Convert to fraction form
    42,709.10/64,065.33 = 16,052.40/x
  3. Step 3: Cross multiply
    42,709.10x = 64,065.33 × 16,052.40
  4. Step 4: Simplify right side
    42,709.10x = 1,028,402,303.29
  5. Step 5: Solve for x
    x = 1,028,402,303.29/42,709.10
  6. Step 6: Final answer
    x = 24,079.23

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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.