Home / 46,400.64-64,085.14-31,355.49

Finding the Fourth Proportional to 46,400.64, 64,085.14 and 31,355.49

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Solution

The fourth proportional to 46,400.64, 64,085.14 and 31,355.49 is: 43,305.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,400.64 : 64,085.14 = 31,355.49 : x
  2. Step 2: Convert to fraction form
    46,400.64/64,085.14 = 31,355.49/x
  3. Step 3: Cross multiply
    46,400.64x = 64,085.14 × 31,355.49
  4. Step 4: Simplify right side
    46,400.64x = 2,009,420,966.42
  5. Step 5: Solve for x
    x = 2,009,420,966.42/46,400.64
  6. Step 6: Final answer
    x = 43,305.89

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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.