Home / 46,740.79-64,501.80-28,828.63

Finding the Fourth Proportional to 46,740.79, 64,501.80 and 28,828.63

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Solution

The fourth proportional to 46,740.79, 64,501.80 and 28,828.63 is: 39,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,740.79 : 64,501.80 = 28,828.63 : x
  2. Step 2: Convert to fraction form
    46,740.79/64,501.80 = 28,828.63/x
  3. Step 3: Cross multiply
    46,740.79x = 64,501.80 × 28,828.63
  4. Step 4: Simplify right side
    46,740.79x = 1,859,498,526.53
  5. Step 5: Solve for x
    x = 1,859,498,526.53/46,740.79
  6. Step 6: Final answer
    x = 39,783.21

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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.