Home / 46,729-64,485.20-26,585.45

Finding the Fourth Proportional to 46,729, 64,485.20 and 26,585.45

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Solution

The fourth proportional to 46,729, 64,485.20 and 26,585.45 is: 36,687.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,729 : 64,485.20 = 26,585.45 : x
  2. Step 2: Convert to fraction form
    46,729/64,485.20 = 26,585.45/x
  3. Step 3: Cross multiply
    46,729x = 64,485.20 × 26,585.45
  4. Step 4: Simplify right side
    46,729x = 1,714,367,927.41
  5. Step 5: Solve for x
    x = 1,714,367,927.41/46,729
  6. Step 6: Final answer
    x = 36,687.45

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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.