Home / 32,856.52-45,341.95-18,709.36

Finding the Fourth Proportional to 32,856.52, 45,341.95 and 18,709.36

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Solution

The fourth proportional to 32,856.52, 45,341.95 and 18,709.36 is: 25,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,856.52 : 45,341.95 = 18,709.36 : x
  2. Step 2: Convert to fraction form
    32,856.52/45,341.95 = 18,709.36/x
  3. Step 3: Cross multiply
    32,856.52x = 45,341.95 × 18,709.36
  4. Step 4: Simplify right side
    32,856.52x = 848,319,048.27
  5. Step 5: Solve for x
    x = 848,319,048.27/32,856.52
  6. Step 6: Final answer
    x = 25,818.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.