Home / 42,309.19-58,389.02-23,445.91

Finding the Fourth Proportional to 42,309.19, 58,389.02 and 23,445.91

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Solution

The fourth proportional to 42,309.19, 58,389.02 and 23,445.91 is: 32,356.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,309.19 : 58,389.02 = 23,445.91 : x
  2. Step 2: Convert to fraction form
    42,309.19/58,389.02 = 23,445.91/x
  3. Step 3: Cross multiply
    42,309.19x = 58,389.02 × 23,445.91
  4. Step 4: Simplify right side
    42,309.19x = 1,368,983,707.91
  5. Step 5: Solve for x
    x = 1,368,983,707.91/42,309.19
  6. Step 6: Final answer
    x = 32,356.65

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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.