Home / 46,951.40-70,438.64-13,671.77

Finding the Fourth Proportional to 46,951.40, 70,438.64 and 13,671.77

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Solution

The fourth proportional to 46,951.40, 70,438.64 and 13,671.77 is: 20,511.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,951.40 : 70,438.64 = 13,671.77 : x
  2. Step 2: Convert to fraction form
    46,951.40/70,438.64 = 13,671.77/x
  3. Step 3: Cross multiply
    46,951.40x = 70,438.64 × 13,671.77
  4. Step 4: Simplify right side
    46,951.40x = 963,020,567.18
  5. Step 5: Solve for x
    x = 963,020,567.18/46,951.40
  6. Step 6: Final answer
    x = 20,511.01

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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.