Home / 32,278.48-48,417.71-12,570.87

Finding the Fourth Proportional to 32,278.48, 48,417.71 and 12,570.87

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Solution

The fourth proportional to 32,278.48, 48,417.71 and 12,570.87 is: 18,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,278.48 : 48,417.71 = 12,570.87 : x
  2. Step 2: Convert to fraction form
    32,278.48/48,417.71 = 12,570.87/x
  3. Step 3: Cross multiply
    32,278.48x = 48,417.71 × 12,570.87
  4. Step 4: Simplify right side
    32,278.48x = 608,652,738.11
  5. Step 5: Solve for x
    x = 608,652,738.11/32,278.48
  6. Step 6: Final answer
    x = 18,856.30

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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.