Home / 32,856.29-45,341.63-18,709.13

Finding the Fourth Proportional to 32,856.29, 45,341.63 and 18,709.13

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Solution

The fourth proportional to 32,856.29, 45,341.63 and 18,709.13 is: 25,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,856.29 : 45,341.63 = 18,709.13 : x
  2. Step 2: Convert to fraction form
    32,856.29/45,341.63 = 18,709.13/x
  3. Step 3: Cross multiply
    32,856.29x = 45,341.63 × 18,709.13
  4. Step 4: Simplify right side
    32,856.29x = 848,302,370.02
  5. Step 5: Solve for x
    x = 848,302,370.02/32,856.29
  6. Step 6: Final answer
    x = 25,818.57

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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.