Home / 53,981.39-74,455.76-46,798.47

Finding the Fourth Proportional to 53,981.39, 74,455.76 and 46,798.47

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Solution

The fourth proportional to 53,981.39, 74,455.76 and 46,798.47 is: 64,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,981.39 : 74,455.76 = 46,798.47 : x
  2. Step 2: Convert to fraction form
    53,981.39/74,455.76 = 46,798.47/x
  3. Step 3: Cross multiply
    53,981.39x = 74,455.76 × 46,798.47
  4. Step 4: Simplify right side
    53,981.39x = 3,484,415,044.42
  5. Step 5: Solve for x
    x = 3,484,415,044.42/53,981.39
  6. Step 6: Final answer
    x = 64,548.45

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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.