Home / 32,859.15-45,345.58-18,712.00

Finding the Fourth Proportional to 32,859.15, 45,345.58 and 18,712.00

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Solution

The fourth proportional to 32,859.15, 45,345.58 and 18,712.00 is: 25,822.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,859.15 : 45,345.58 = 18,712.00 : x
  2. Step 2: Convert to fraction form
    32,859.15/45,345.58 = 18,712.00/x
  3. Step 3: Cross multiply
    32,859.15x = 45,345.58 × 18,712.00
  4. Step 4: Simplify right side
    32,859.15x = 848,506,332.82
  5. Step 5: Solve for x
    x = 848,506,332.82/32,859.15
  6. Step 6: Final answer
    x = 25,822.53

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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.