Home / 42,889.04-64,358.85-17,927.17

Finding the Fourth Proportional to 42,889.04, 64,358.85 and 17,927.17

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Solution

The fourth proportional to 42,889.04, 64,358.85 and 17,927.17 is: 26,901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,889.04 : 64,358.85 = 17,927.17 : x
  2. Step 2: Convert to fraction form
    42,889.04/64,358.85 = 17,927.17/x
  3. Step 3: Cross multiply
    42,889.04x = 64,358.85 × 17,927.17
  4. Step 4: Simplify right side
    42,889.04x = 1,153,772,313.30
  5. Step 5: Solve for x
    x = 1,153,772,313.30/42,889.04
  6. Step 6: Final answer
    x = 26,901.33

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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.