Home / 53,332.32-73,602.96-30,678.64

Finding the Fourth Proportional to 53,332.32, 73,602.96 and 30,678.64

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Solution

The fourth proportional to 53,332.32, 73,602.96 and 30,678.64 is: 42,339.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,332.32 : 73,602.96 = 30,678.64 : x
  2. Step 2: Convert to fraction form
    53,332.32/73,602.96 = 30,678.64/x
  3. Step 3: Cross multiply
    53,332.32x = 73,602.96 × 30,678.64
  4. Step 4: Simplify right side
    53,332.32x = 2,258,038,712.77
  5. Step 5: Solve for x
    x = 2,258,038,712.77/53,332.32
  6. Step 6: Final answer
    x = 42,339.03

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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.