Home / 30,887.74-46,328.64-8,700.76

Finding the Fourth Proportional to 30,887.74, 46,328.64 and 8,700.76

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Solution

The fourth proportional to 30,887.74, 46,328.64 and 8,700.76 is: 13,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,887.74 : 46,328.64 = 8,700.76 : x
  2. Step 2: Convert to fraction form
    30,887.74/46,328.64 = 8,700.76/x
  3. Step 3: Cross multiply
    30,887.74x = 46,328.64 × 8,700.76
  4. Step 4: Simplify right side
    30,887.74x = 403,094,377.77
  5. Step 5: Solve for x
    x = 403,094,377.77/30,887.74
  6. Step 6: Final answer
    x = 13,050.30

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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.