Home / 46,842.40-64,648.60-28,946.08

Finding the Fourth Proportional to 46,842.40, 64,648.60 and 28,946.08

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Solution

The fourth proportional to 46,842.40, 64,648.60 and 28,946.08 is: 39,949.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,842.40 : 64,648.60 = 28,946.08 : x
  2. Step 2: Convert to fraction form
    46,842.40/64,648.60 = 28,946.08/x
  3. Step 3: Cross multiply
    46,842.40x = 64,648.60 × 28,946.08
  4. Step 4: Simplify right side
    46,842.40x = 1,871,323,547.49
  5. Step 5: Solve for x
    x = 1,871,323,547.49/46,842.40
  6. Step 6: Final answer
    x = 39,949.35

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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.