Home / 32,345.60-44,636.16-21,167.36

Finding the Fourth Proportional to 32,345.60, 44,636.16 and 21,167.36

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Solution

The fourth proportional to 32,345.60, 44,636.16 and 21,167.36 is: 29,210.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,345.60 : 44,636.16 = 21,167.36 : x
  2. Step 2: Convert to fraction form
    32,345.60/44,636.16 = 21,167.36/x
  3. Step 3: Cross multiply
    32,345.60x = 44,636.16 × 21,167.36
  4. Step 4: Simplify right side
    32,345.60x = 944,829,667.74
  5. Step 5: Solve for x
    x = 944,829,667.74/32,345.60
  6. Step 6: Final answer
    x = 29,210.45

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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.