Home / 46,935.04-64,768.80-28,062.40

Finding the Fourth Proportional to 46,935.04, 64,768.80 and 28,062.40

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Solution

The fourth proportional to 46,935.04, 64,768.80 and 28,062.40 is: 38,725.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,935.04 : 64,768.80 = 28,062.40 : x
  2. Step 2: Convert to fraction form
    46,935.04/64,768.80 = 28,062.40/x
  3. Step 3: Cross multiply
    46,935.04x = 64,768.80 × 28,062.40
  4. Step 4: Simplify right side
    46,935.04x = 1,817,567,973.12
  5. Step 5: Solve for x
    x = 1,817,567,973.12/46,935.04
  6. Step 6: Final answer
    x = 38,725.18

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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.