Home / 42,312.12-63,453.57-17,345.08

Finding the Fourth Proportional to 42,312.12, 63,453.57 and 17,345.08

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Solution

The fourth proportional to 42,312.12, 63,453.57 and 17,345.08 is: 26,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,312.12 : 63,453.57 = 17,345.08 : x
  2. Step 2: Convert to fraction form
    42,312.12/63,453.57 = 17,345.08/x
  3. Step 3: Cross multiply
    42,312.12x = 63,453.57 × 17,345.08
  4. Step 4: Simplify right side
    42,312.12x = 1,100,607,247.94
  5. Step 5: Solve for x
    x = 1,100,607,247.94/42,312.12
  6. Step 6: Final answer
    x = 26,011.63

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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.