Home / 47,638.04-65,738.93-26,418.87

Finding the Fourth Proportional to 47,638.04, 65,738.93 and 26,418.87

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Solution

The fourth proportional to 47,638.04, 65,738.93 and 26,418.87 is: 36,457.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,638.04 : 65,738.93 = 26,418.87 : x
  2. Step 2: Convert to fraction form
    47,638.04/65,738.93 = 26,418.87/x
  3. Step 3: Cross multiply
    47,638.04x = 65,738.93 × 26,418.87
  4. Step 4: Simplify right side
    47,638.04x = 1,736,748,113.51
  5. Step 5: Solve for x
    x = 1,736,748,113.51/47,638.04
  6. Step 6: Final answer
    x = 36,457.17

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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.