Home / 46,980.72-70,332.84-31,359.60

Finding the Fourth Proportional to 46,980.72, 70,332.84 and 31,359.60

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Solution

The fourth proportional to 46,980.72, 70,332.84 and 31,359.60 is: 46,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,980.72 : 70,332.84 = 31,359.60 : x
  2. Step 2: Convert to fraction form
    46,980.72/70,332.84 = 31,359.60/x
  3. Step 3: Cross multiply
    46,980.72x = 70,332.84 × 31,359.60
  4. Step 4: Simplify right side
    46,980.72x = 2,205,609,729.26
  5. Step 5: Solve for x
    x = 2,205,609,729.26/46,980.72
  6. Step 6: Final answer
    x = 46,947.12

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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.